JST (on JP Server): 2020 Feb 29th 12:00 ~ 23:59
There was a 4 UR guaranteed multisummon to commemorate a leap year on 2020 Feb 29 (JP Server).
Players can roll the gacha only once, and 4 ur units or vision cards are guaranteed.
This gacha requires 2000 premium lapis and free lapis can't be used.
UR Units & Tier List
Upcoming Unit/Vision Card Release Schedule