Gargantuan Gorilla

Creature — Ape

At the beginning of your upkeep, you may sacrifice a Forest. If you sacrifice a snow Forest this way, this creature gains trample until end of turn. If you don't sacrifice a Forest, sacrifice this creature and it deals 7 damage to you. {T}: This creature deals damage equal to its power to another target creature. That creature deals damage equal to its power to this creature.