[+1]: Untap two target lands.
[−1]: Create a 3/3 green Beast creature token.
[−4]: Creatures you control get +3/+3 and gain trample until end of turn.
The first ability can target any two lands. They don’t have to be tapped.
The third ability affects only creatures you control at the time it resolves. It won’t affect creatures that come under your control later in the turn.