Groot, I AM GROOT!

Hexproof, Trample
Groot gets +1/+1 for each non-token creature you
control.
{3}{w}, Sacrifice Groot: Exile any number of other
non-token creatures you control. Return those
creatures to the battlefield tapped at the beginning
of the next end step. If an opponent cast a spell
during your turn, you may activate this ability
without paying its mana cost until end of turn.