Embedded Hedrons

Embedded Hedrons enters the battlefield tapped.
Whenever another player loses the game, exile up to one target permanent for each hedron counter on Embedded Hedrons.
{t}: Add {g} or {c} to your mana pool.
{5}: Put a hedron counter on Embedded Hedrons and it becomes a 5/5 Elemental creature with trample until end of turn. It's still a land.