Thundering Mountains

Thundering Mountain enters the battlefield with
5 electron counters on it.
{3}: Draw 3 cards, then deal 3 damage to any
target.
{x}{x}{x}{r}: Put X Electron counters on
Thundering Mountain
{t}: add {r}{r}{r}.
{ut}: add {e} equal to the amount of electron
counters on Thundering Mountain.