Jack Birthday Campaign

Jack's Birthday Campaign is a campaign that was held in the game to commemorate Jack Howl's birthday. His limited birthday SSR cards could be summoned through their respective summoning events.

Associated Summoning Event: 


 * Jack's Birthday Boy Summon
 * Jack Union Birthday Summon

Campaign Period
1st round: October 9, 2020 16:00 JST ~ October 15, 2020 14:59 JST

2nd round: October 8, 2021 16:00 JST ~ October 14, 2021 14:59 JST

Birthday Login Bonus
Claimable on: October 11 (00:00 ~ 23:59 JST)
 * Along with the fully voiced Birthday Story, you can obtain a set of 10 Magical Keys on Jack's birthday.
 * Even if you don't log in during this day, the Birthday Story is still added to your album

Jack Card Strengthening

 * The probability of getting Great or Excellent when strengthening Jack's cards is increased during the campaign period.

Limited Time Background
Displayed on: October 11 (00:00 ~ 23:59 JST)
 * For the duration of Jack's birthday, the home page background will be set as "Savanaclaw Dorm Birthday Party Venue (Day)"
 * This can be turned off in the settings

Jack's Room Background Sale

 * Jack's Room (Day) background is available in the Backgrounds Shop during the campaign period. It can be purchased with (R) Perfumes.
 * With the introduction of Union Birthday SSRs, Jack's Room (Night) will also be available in the Backgrounds Shop.