Thank you for playing Shiba Wars. Here are the V1.8 patch notes:
[NEW] Selene's Awakening event
[NEW] New-player pinboard event
[NEW] Selene (SSR) can now be upgraded further using her event item
[QoL] Energy cost of EXP stages has been lowered
[QoL] Starting spirit has been changed from 10 -> 20 for select stages
[Coming soon] In V1.9 there will be a new DPS Boss rush mode, with tons of rewards!