Piercer of the Land

Annihilator 1 (Whenever this creature attacks,
defending player sacrifices two permanents.)
Whenever Piercer of the Land attacks, the player
reveals cards from the top of their library until
they reveal the second land. They Exile the two
lands and put the rest on the bottom of heir
library n random order.
It wanders, pushing it's lance-like arm. It does not
thrust things aside, but into nothingness.