Fusion Forecast
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Fusion Forecast is a mechanic in Persona 4.
Overview
Fusion Forecast gives the protagonist bonuses when fusing Personas in the Velvet Room on a particular day.
Mechanics by Game
Persona 4
In line with the weather calendar aspect of Persona 4, each month has days when fusing in the Velvet Room will grant the fused Persona a bonus. These bonuses apply to Golden as well.
The types of bonuses are:
- Stat Increase: Increases random stats by +2.
- Skill Change: Guarantees that skill change will occur on random skills when fusing.
- Social Link Bonus EXP: Further increases the Social Link bonus EXP based on what rank the Social Link is.
| Rank | Bonus |
|---|---|
| 1 | 1.1x |
| 2-3 | 1.2x |
| 4-6 | 1.3x |
| 7-9 | 1.4x |
| 10 | 1.5x |
- Learn a Skill: On some dates, fused Persona can learn a predetermined skill regardless of their level. On other days, they can learn a skill of a certain attribute (Fire, Ice, Elec, Wind, Recovery, or Support) based on their level range. The level ranges are listed below.
| Level Range | Fire | Ice | Elec | Wind | Recovery | Support |
|---|---|---|---|---|---|---|
| 1-10 | Agi | Bufu | Zio | Garu | Dia | Tarukaja |
| 11-20 | Agi | Bufu | Zio | Garu | Dia | Rakukaja |
| 21-30 | Maragi | Mabufu | Mazio | Magaru | Media | Sukukaja |
| 31-40 | Agilao | Bufula | Zionga | Garula | Diarama | Tarukaja |
| 41-50 | Maragion | Mabufula | Mazionga | Magarula | Mediarama | Rakukaja |
| 51-60 | Agidyne | Bufudyne | Ziodyne | Garudyne | Diarahan | Sukukaja |
| 61-70 | Maragidyne | Mabufudyne | Maziodyne | Magarudyne | Diarahan | Tarukaja |
| 71-80 | Maragidyne | Mabufudyne | Maziodyne | Magarudyne | Diarahan | Rakukaja |
| 81-90 | Maragidyne | Mabufudyne | Maziodyne | Magarudyne | Diarahan | Sukukaja |
| 91-99 | Maragidyne | Mabufudyne | Maziodyne | Magarudyne | Diarahan | Tarukaja |
Calendar
Persona 4
- Main article: Calendar in Persona 4
The following is a table of the dates when there are Fusion Forecast bonuses.
| Date | Condition | Effect | |
|---|---|---|---|
| April 18 | Mon | None | Stats increase |
| April 19 | Tue | Use a Magician Persona as a fusion material | Learn Zio |
| April 21 | Thu | Fuse Archangel | Stats increase Learn Agi |
| April 23 | Sat | Use Ghoul and Orobas as fusion materials | Learn Rakunda |
| April 24 | Sun | None | Skill change |
| April 25 | Mon | Use Orobas and Cu Sith as fusion materials | Stats increase Learn Media |
| April 27 | Wed | None | Stats increase |
| April 28 | Thu | Fuse Berith | Learn Mabufu |
| April 29 | Fri | None | Stats increase |
| May 1 | Sun | Fuse Jack Frost | Learn Resist Fire Stats increase |
| May 2 | Mon | None | Stats increase |
| May 4 | Wed | None | Skill change |
| May 6 | Fri | Fuse a Hierophant Persona | Learn Dodge Fire |
| May 7 | Sat | None | Stats increase |
| May 12 | Thu | Fuse Ara Mitama | Learn Auto-Tarukaja |
| May 18 | Wed | None | Skill change |
| May 19 | Thu | Fuse a Justice Persona | Increased Social Link EXP Bonus Learn Maragi |
| May 20 | Fri | None | Skill change |
| May 21 | Sat | Fuse a Priestess Persona | Increased Social Link EXP Bonus Learn Resist Dizzy |
| May 24 | Tue | Use Andras as fusion material | Learn a Wind skill |
| May 25 | Wed | None | Skill change |
| May 28 | Sat | Fuse King Frost | Learn Growth 1 |
| May 31 | Tue | Use Shiisaa as fusion material | Stats increase Increased Social Link EXP Bonus |
| June 2 | Thu | Fuse a Magician Persona | Learn a Recovery skill Stats increase |
| June 3 | Fri | Fuse Ares | Learn Null Poison |
| June 4 | Sat | None | Stats increase |
| June 7 | Tue | Use a Hanged Man Persona as a fusion material | Learn an Ice skill Stats increase |
| June 9 | Thu | Ues a Moon Persona and a Devil Persona as fusion material | Learn Wind Boost |
| June 10 | Fri | None | Stats increase |
| June 12 | Sun | Fuse Incubus | Learn Null Ice |
| June 13 | Mon | Use Rakshasa and Matador as fusion material | Learn Resist Ice Stats increase |
| June 14 | Tue | None | Stats increase |
| June 21 | Tue | None | Increased Social Link EXP Bonus Stats increase Learn a Recovery skill |
| June 24 | Fri | None | Skill change |
| June 25 | Sat | None | Stats increase |
| June 27 | Mon | None | Skill change |
| June 28 | Tue | Use Yomotsu-Ikusa as a fusion material | Learn a Wind skill |
| June 30 | Thu | Use Titania and Makami as fusion material | Learn Bufula Stats increase |
| July 1 | Fri | None | Stats increase |
| July 4 | Mon | None | Skill change |
| July 5 | Tue | Fuse an Emperor Persona | Learn a Support skill |
| July 8 | Fri | None | Stats increase |
| July 9 | Sat | None | Stats increase |
| July 12 | Tue | Use Unicorn as a fusion material | Stats increase Learn a Fire skill |
| July 14 | Thu | None | Skill change |
| July 15 | Fri | None | Skill change |
| July 16 | Sat | None | Stats increase |
| July 18 | Mon | Fuse Flauros | Learn Power Charge |
| July 24 | Sun | Use Pyro Jack as a fusion material | Learn an Ice skill |
| July 26 | Tue | None | Stats increase |
| July 29 | Fri | Use a Sun Persona as a fusion material | Learn Growth 2 |
| July 30 | Sat | None | Skill change |
| August 1 | Mon | None | Increased Social Link bonus EXP |
| August 2 | Tue | Use Samael as a fusion material | Stats increase Skill change |
| August 4 | Thu | None | Skill change |
| August 5 | Fri | None | Skill change |
| August 6 | Sat | Use Orthrus and Yatagarasu as fusion materials | Learn Null Enervate Increased Social Link bonus EXP |
| August 7 | Sun | None | Increased Social Link bonus EXP |
| August 10 | Wed | None | Learn a Support skill |
| August 11 | Thu | None | Stats increase |
| August 12 | Fri | None | Stats increase |
| August 13 | Sat | Fuse a Death Persona | Learn Mediarama Increased Social Link bonus EXP |
| August 14 | Sun | None | Stats increase |
| August 22 | Mon | None | Skill change |
| August 23 | Tue | None | Skill change |
| August 24 | Wed | None | Increased Social Link bonus EXP |
| August 25 | Thu | None | Stats increase |
| August 26 | Fri | None | Skill change |
| August 27 | Sat | Fuse Rangda | Learn Null Ice |
| August 29 | Sun | None | Skill change |
| August 30 | Mon | None | Skill change |
| September 2 | Fri | None | Increased Social Link bonus EXP |
| September 3 | Sat | Use a Moon Persona as a fusion material | Learn a Support skill Stats increase |
| September 4 | Sun | None | Skill change |
| September 5 | Mon | None | Skill change |
| September 6 | Tue | None | Stats increase |
| September 7 | Wed | Fuse Cu Chulainn | Learn Null Elec Stats increase |
| September 13 | Tue | None | Stats increase |
| September 14 | Wed | Use Hanuman and Hitokotonusi as fusion materials | Learn Arms Master |
| September 16 | Fri | None | Skill change |
| September 17 | Sat | Use Leanan Sidhe as a fusion material | Learn an Ice skill Increased Social Link bonus EXP |
| September 18 | Sun | None | Skill change |
| September 21 | Wed | Fuse Tam Lin | Learn Amrita Stats increas Increased Social Link bonus EXP |
| September 22 | Thu | None | Increased Social Link bonus EXP |
| September 25 | Sun | Use Throne as a fusion material | Learn an Ice skill Increased Social Link bonus EXP Skill change |
| September 27 | Tue | None | Skill change |
| September 28 | Wed | None | Stats increase |
| September 30 | Fri | None | Increased Social Link bonus EXP |
| October 1 | Sat | Use a Hermit Persona as a fusion material | Learn a Recovery skill Increased Social Link bonus EXP |
| October 3 | Mon | None | Skill change |
| October 4 | Tue | None | Stats increase |
| October 5 | Wed | None | Stats increase |
| October 8 | Sat | Fuse Raphael | Learn Mind Charge |
| October 9 | Sun | None | Stats increase |
| October 10 | Mon | None | Increased Social Link bonus EXP |
| October 12 | Wed | None | Stats increase |
| October 16 | Mon | Use Justice and Priestess Personas as fusion materials | Learn Repel Fire |
| October 21 | Fri | Use an Empress Persona as a fusion material | Stats increase Increased Social Link bonus EXP |
| October 22 | Sat | None | Stats increase |
| October 23 | Mon | None | Increased Social Link bonus EXP |
| October 25 | Tue | Fuse Garuda | Stats increase Increased Social Link bonus EXP Learn Spell Master |
| October 26 | Wed | None | Skill change |
| October 31 | Mon | None | Skill change |
| November 2 | Wed | Use Cerberus as a fusion material | Stats increase Learn Samarecarm |
| November 3 | Thu | None | Increased Social Link bonus EXP Skill change |
| November 4 | Fri | None | Stats increase |
| November 7 | Mon | None | Skill change |
| November 8 | Tue | Fuse Daisoujou | Learn Mind Charge |
| November 9 | Wed | None | Skill change |
| November 11 | Fri | None | Stats increase |
| November 12 | Sat | Use a Magician Persona as a fusion material | Learn an Elec skill Increased Social Link bonus EXP |
| November 13 | Mon | None | Stats increase Skill change |
| November 15 | Tue | Fuse Siegfried | Learn Enduring Soul Stats increase |
| November 18 | Fri | None | Stats increase |
| November 19 | Sat | Fuse Nebiros | Learn Ali Dance Increased Social Link bonus EXP |
| November 20 | Mon | None | Stats increase |
| November 24 | Thu | Fuse Kartikeya | Learn Angelic Grace |
| November 26 | Sat | Fuse a Magician Persona | Learn Marakukaja |
| December 8 | Thu | Fuse Hell Biker | Learn Evade Ice Stats increase |
| December 11 | Mon | Use a Judgement Persona as a fusion material | Learn a Fire skill Learn an Elec skill Increased Social Link bonus EXP |
| December 12 | Mon | None | Increased Social Link bonus EXP |
| December 13 | Tue | None | Skill change |
| December 15 | Thu | Fuse Alice | Learn Angelic Grace |
| December 16 | Fri | None | Stats increase |
| December 17 | Sat | None | Increased Social Link bonus EXP |
| December 19 | Mon | Fuse Yoshitsune | Learn Arms Master |
| December 21 | Wed | Fuse Ishtar | Learn Insta-Heal Learn a Fire skill |
| December 23 | Fri | None | Stats increase Increased Social Link bonus EXP |
| December 24 | Sat | Fuse Yoshitsune | Learn Debilitate |
Persona 4 Golden
- Main article: Calendar in Persona 4 Golden
The following is a table of the dates when there are Fusion Forecast bonuses.
| Date | Condition | Effect | |
|---|---|---|---|
| Monday | April 18 | None | Stats increase |
| April 19 | Tuesday | Use a Magician Persona as a fusion material | Learn Zio |
| April 21 | Thursday | Fuse Archangel | Stats increase Learn Agi |
| April 23 | Saturday | Use Ghoul and Orobas as fusion materials | Learn Rakunda |
| April 24 | Sunday | None | Skill change |
| April 25 | Monday | Use Orobas and Cu Sith as fusion materials | Stats increase Learn Media |
| April 27 | Wednesday | None | Stats increase |
| April 28 | Thursday | Fuse Berith | Learn Mabufu |
| April 29 | Friday | None | Stats increase |
| May 1 | Sunday | Fuse Jack Frost | Learn Resist Fire Stats increase |
| May 2 | Monday | None | Stats increase |
| May 3 | Tuesday | None | Skill change |
| May 4 | Wednesday | None | Skill change |
| May 6 | Friday | Fuse a Hierophant Persona | Learn Dodge Fire |
| May 7 | Saturday | None | Stats increase |
| May 12 | Thursday | Fuse Ara Mitama | Learn Auto-Tarukaja |
| May 18 | Wednesday | None | Skill change |
| May 19 | Thursday | Fuse a Justice Persona | Increased Social Link EXP Bonus Learn Maragi |
| May 20 | Friday | None | Skill change |
| May 21 | Saturday | Fuse a Priestess Persona | Increased Social Link EXP Bonus Learn Resist Dizzy |
| May 24 | Tuesday | Use Andras as fusion material | Learn a Wind skill |
| May 25 | Wednesday | Fuse a Aeon Persona | Learn Agilao |
| May 28 | Saturday | Fuse King Frost | Learn Growth 1 |
| May 31 | Tuesday | Use Shiisaa as fusion material | Stats increase Increased Social Link EXP Bonus |
| June 2 | Thursday | Fuse a Magician Persona | Learn a Recovery skill Stats increase |
| June 3 | Friday | Fuse Ares | Learn Null Poison |
| June 4 | Saturday | None | Stats increase |
| June 7 | Tuesday | Use a Hanged Man Persona as a fusion material | Learn an Ice skill Stats increase |
| June 9 | Thursday | Ues a Moon Persona and a Devil Persona as fusion material | Learn Wind Boost |
| June 10 | Friday | None | Stats increase |
| June 12 | Sunday | Fuse Incubus | Learn Null Ice |
| June 13 | Monday | Use Rakshasa and Matador as fusion material | Learn Resist Ice Stats increase |
| June 14 | Tuesday | None | Stats increase |
| June 21 | Tuesday | None | Increased Social Link EXP Bonus Stats increase Learn a Recovery skill |
| June 24 | Friday | None | Skill change |
| June 27 | Monday | Fuse a Jester Persona | Stats increase Increased Social Link EXP Bonus |
| June 28 | Tuesday | Use Yomotsu-Ikusa as a fusion material | Learn a Wind skill |
| June 30 | Thursday | Use Titania and Makami as fusion material | Learn Bufula Stats increase |
| July 1 | Friday | None | Stats increase |
| July 4 | Monday | None | Skill change |
| July 5 | Tuesday | Fuse an Emperor Persona | Learn a Support skill |
| July 8 | Friday | None | Stats increase |
| July 9 | Saturday | None | Stats increase |
| July 12 | Tuesday | Use Unicorn as a fusion material | Stats increase Learn a Fire skill |
| July 14 | Thursday | None | Skill change |
| July 15 | Friday | None | Skill change |
| July 16 | Saturday | None | Stats increase |
| July 18 | Monday | Fuse Flauros | Learn Power Charge |
| July 24 | Sunday | Use Pyro Jack as a fusion material | Learn an Ice skill |
| July 26 | Tuesday | None | Stats increase |
| July 29 | Friday | Use a Sun Persona as a fusion material | Learn Growth 2 |
| July 30 | Saturday | None | Skill change |
| August 1 | Monday | None | Increased Social Link bonus EXP |
| August 2 | Tuesday | Use Samael as a fusion material | Skill change |
| August 4 | Thursday | None | Skill change |
| August 5 | Friday | None | Skill change |
| August 6 | Saturday | Use Orthrus and Yatagarasu as fusion materials | Learn Null Enervate Increased Social Link bonus EXP |
| August 7 | Sunday | None | Increased Social Link bonus EXP |
| August 10 | Wednesday | None | Learn a Support skill |
| August 11 | Thursday | None | Stats increase |
| August 12 | Friday | None | Stats increase |
| August 13 | Saturday | Fuse a Death Persona | Learn Mediarama Increased Social Link bonus EXP |
| August 14 | Sunday | None | Stats increase |
| August 22 | Monday | None | Skill change |
| August 23 | Tuesday | None | Skill change |
| August 24 | Wednesday | None | Increased Social Link bonus EXP |
| August 25 | Thursday | None | Stats increase |
| August 26 | Friday | None | Skill change |
| August 27 | Saturday | Fuse Rangda | Learn Null Ice |
| August 29 | Sunday | None | Stats increase |
| September 1 | Thursday | None | Skill change |
| September 2 | Friday | None | Increased Social Link bonus EXP |
| September 3 | Saturday | Use a Moon Persona as a fusion material | Learn a Support skill Stats increase |
| September 4 | Sunday | None | Skill change |
| September 5 | Monday | None | Skill change |
| September 6 | Tuesday | None | Stats increase |
| September 7 | Wednesday | Fuse Cu Chulainn | Learn Null Elec Stats increase |
| September 13 | Tuesday | None | Stats increase |
| September 14 | Wednesday | Use Hanuman and Hitokotonusi as fusion materials | Learn Arms Master |
| September 16 | Friday | None | Skill change |
| September 17 | Saturday | Use Leanan Sidhe as a fusion material | Learn an Ice skill Increased Social Link bonus EXP |
| September 18 | Sunday | None | Skill change |
| September 21 | Wednesday | Fuse Tam Lin | Learn Amrita Stats increas Increased Social Link bonus EXP |
| September 22 | Thursday | None | Increased Social Link bonus EXP |
| September 25 | Sunday | Use Throne as a fusion material | Learn an Ice skill Increased Social Link bonus EXP Skill change |
| September 27 | Tuesday | None | Skill change |
| September 28 | Wednesday | None | Stats increase |
| September 30 | Friday | None | Increased Social Link bonus EXP |
| October 1 | Saturday | Use a Hermit Persona as a fusion material | Learn a Recovery skill Increased Social Link bonus EXP |
| October 3 | Monday | None | Skill change |
| October 4 | Tuesday | None | Stats increase |
| October 5 | Wednesday | None | Stats increase |
| October 8 | Saturday | Fuse Raphael | Learn Mind Charge |
| October 11 | Tuesday | None | Skill change |
| October 12 | Wednesday | None | Stats increase |
| October 16 | Monday | Use Justice and Priestess Personas as fusion materials | Learn Repel Fire |
| October 21 | Friday | Use an Empress Persona as a fusion material | Stats increase Increased Social Link bonus EXP |
| October 22 | Saturday | None | Stats increase |
| October 23 | Monday | None | Increased Social Link bonus EXP |
| October 25 | Tuesday | Fuse Garuda | Stats increase Increased Social Link bonus EXP Learn Spell Master |
| October 26 | Wednesday | None | Skill change |
| October 31 | Monday | None | Skill change |
| November 2 | Wednesday | Use Cerberus as a fusion material | Stats increase Learn Samarecarm |
| November 3 | Thursday | None | Increased Social Link bonus EXP Skill change |
| November 4 | Friday | None | Stats increase |
| November 7 | Monday | None | Skill change |
| November 8 | Tuesday | Fuse Daisoujou | Learn Mind Charge |
| November 9 | Wednesday | None | Skill change |
| November 11 | Friday | None | Stats increase |
| November 12 | Saturday | Use a Magician Persona as a fusion material | Learn an Elec skill Increased Social Link bonus EXP |
| November 13 | Monday | None | Stats increase Skill change |
| November 15 | Tuesday | Fuse Siegfried | Learn Enduring Soul Stats increase |
| November 18 | Friday | None | Stats increase |
| November 19 | Saturday | Fuse Nebiros | Learn Ali Dance Increased Social Link bonus EXP |
| November 20 | Monday | None | Stats increase |
| November 24 | Thursday | Fuse Kartikeya | Learn Angelic Grace |
| November 26 | Saturday | Fuse a Magician Persona | Learn Marakukaja |
| December 8 | Thursday | Fuse Hell Biker | Learn Evade Ice Stats increase |
| December 11 | Monday | Use a Judgement Persona as a fusion material | Learn a Fire skill Learn an Elec skill Increased Social Link bonus EXP |
| December 12 | Monday | None | Increased Social Link bonus EXP |
| December 13 | Tuesday | None | Skill change |
| December 15 | Thursday | Fuse Alice | Learn Angelic Grace |
| December 16 | Friday | None | Stats increase |
| December 17 | Saturday | None | Increased Social Link bonus EXP |
| December 19 | Monday | Fuse Yoshitsune | Learn Arms Master |
| December 21 | Wednesday | Fuse Ishtar | Learn Insta-Heal Learn a Fire skill |
| December 23 | Friday | None | Stats increase Increased Social Link bonus EXP |
| December 24 | Saturday | Fuse Yoshitsune | Learn Debilitate |
| January 11 | Wednesday | Use an Aeon Persona as a fusion material | Learn Enduring Soul |
| January 13 | Friday | None | Skill change |
| January 14 | Saturday | Use Fool and Judgement Personas as fusion materials | Learn Salvation |
| January 16 | Monday | None | Stats increase |
| January 17 | Tuesday | None | Skill change |
| January 18 | Wednesday | Fuse Suparna | Stats increase Learn Evade Elec |
| January 21 | Saturday | None | Increased Social Link bonus EXP |
| January 24 | Tuesday | None | Skill change Stats increase |
| January 27 | Friday | Use a Fortune Persona as a fusion material | Stats increase Learn an Ice skill |
| January 28 | Saturday | None | Increased Social Link bonus EXP |
| January 31 | Tuesday | Use a Death Persona as a fusion material | Learn a Recovery skill |
| February 1 | Wednesday | None | Stats increase |
| February 3 | Friday | Fuse a Moon Persona | Learn Unshaken Will |
| February 13 | Monday | None | Stats increase |
| March 20 | Tuesday | None | Stats increase |
Nomenclature
| Language | Name | Meaning |
|---|---|---|
 Japanese
|
合体予報 Gattai yohō | Fusion forecast |
References
- General
- "Chapter 1: Systems: Velvet Room: Fusion Forecast", Persona 4 The Golden: The Complete Guide, Dengeki Playstation Editorial Staff. Published by Kadokawa (2012). Japanese. p. 80. ISBN-13: 978-4048866637.
- "Chapter 2: Schedule", Persona 4 The Golden: The Complete Guide, Dengeki Playstation Editorial Staff. Published by Kadokawa (2012). Japanese. p. 94-117. ISBN-13: 978-4048866637.
- Cited