Injected Fury

Enchant creature
At the beginning of each endstep, put an energy counter on enchanted creature.
Enchanted creature has "Remove two energy
counters from this creature: It gets +1/+1 until
end of turn.
"He arrived in terrible shape, practically walked upto
my door as if he was already dead. Good thing I fixed
him right up." — Silas, Augmented Death