Darksteel Myr (Reforged)

+1: Darksteel Myr (Reforged) becomes a 6/6 Myr construct with indestructible until opponents next end step.
-4: Put 2 forged Myr tokens onto the battlefield with {T} Add one mana to your mana pool. Indestructible hexproof and trample.
-7: Distribute 8 +1 +1 counters on creatures you control, They gain trample and lifelink until end of turn.