Major Bug Fix
-Fixed a crash bug that could happen when a certain shader was active (which happens in the starting tutorial or when a boss is chasing you down.)
Other Fixes
-Crow is now only playable once per turn. (Its first-paragraph ability can still trigger multiple times per turn, but you can only actually play it once per turn.) This is to prevent an infinite damage combo that could happen if you reduced its cost to 0 with artifacts or certain cards.