Flounder, Cowardly Protector

You may only cast Flounder, Cowardly
Protector if you control at least
one Merfolk creature.
{u}{u}{u}{u}{t}:
Flounder, Cowardly Protector becomes indestructible
and all damage dealt to target Merfolk is instead
directed to Flounder Cowardly Protector
until the end of the turn.