Ruben, Wildland Champion

Forestwalk (This creature can't be blocked as long as defending player controls an Forest)
Beast you control have +1/+1 and Trample.
{2}{g}:Creatures you control get +2/+2 and gain trample until end of turn.
Ruben, Wildland Champion gets First Strike
as long you control a Mountain.
"In the wildland one lends his power to win the war."