Dumb Ass Fisherman

When Dumb Ass Fisherman enters the battlefield, target opponent creates 100 0/1 Blue fish creature tokens with "this creature cant block"
{t}:destroy target fish, add {w/u}{w/u}{w/u} to your mana pool
{ut}target opponent creates a 0/1 Blue fish creature token with "this creature cant block.
This creature is male