Thanks for feedback, and you do that :P
I already worked on speed and changing whole visual with little performance test,
( Edited on 23 Sep: removed screenshot and comment about ss, forgot to not post something not in jam version T_T )
Tunnel with constatnt damage maybe "poison", but the effect not work properly on web export, in this version.
I have clue but haven't tested, but It should be fixed on next update ( or on super version ? IDK )