Kri'l, tyrant of Zendikar

Trample, haste, rampage 3(Whenever Kri'l, tyrant
of Zendikar becomes blocked by 3
or more creatures, destroy all creatures
that are blocking Kri'l, tyrant of Zendikar.)
You have hexproof.
Whenever an opponent casts a spell, counter that
spell unless the spell's controller pays {5}.
It even destroyed the eldrazi.