Veruska, War Machine

Powered (This creature gets +1/+1 for every third
energy counter.)
Whenever Veruska, War Machine enters the battlefield under your control, you get {e}{e}{e}{e}{e}{e}{e}{e} (eight energy counters).
{t}, Pay {e}{e}{e}{e}{e}{e}: Tap up to 4 target
creatures. Those creatures get -0/-2 until end of
turn.