Arknights - CC#8 - Arena 8 - Day 13 - 8 Risk (with Challenge) - Low Cost No E2 Squad

Wanna make something fun, so let's not use Myrtle even with this shitty challenge risk. Kinda sad whenever I bring Castle is also when I don't need it.
Enjoy~

[@soph13s]

great use of Roberta, omg