Isongend, Home of the Warriors

{t}: Add either {b}{r}{g}, {b}{r}, {r}{g}, or {b}{g} to your mana pool.
At the beginning of combat each turn, put a +1/+1 counter on each Warrior you control.
Whenever a Warrior you control dies, instead you may discard a card and return it to the battlefield with a +1/+1 counter on it.
A home for the killers. A home for the killed.