>Have troubles clearing Ill Wind 25 in time due to poor Joker damage
>Replaced him with Sepia
>Transferred Joker's cards
>Raised his weapon to Lv60
>Paired with Rin, Chord and Wind just like Joker was
>3 stars first try all thanks to Sepia
I imagine this is a card issue. My Joker's cards substats do suck ngl.