Homarid
{2}{U}
Creature -- Homarid
2/2
~this~ enters with a tide counter on it.
At the beginning of your upkeep, put a tide counter on ~this~.
As long as there is exactly one tide counter on ~this~, it gets -1/-1.
As long as there are exactly three tide counters on ~this~, it gets +1/+1.
Whenever there are four or more tide counters on ~this~, remove all tide counters from it.