Entei

Haste
{1}{r}{r}{t}: Add a counter to a mountain. It taps
for one more red mana for each counter on it.
{x}{r}{t}: Remove {x} counters from your lands.
Deal one damage to any target for each counter
removed in this way.
Volcanoes erupt when it barks. Unable to
restrain its extreme power, it races headlong
around the land.