Tyrannis, Theropod King

Trample, indestructible, hexproof
If Tyrannis, Theropod King is countered, each
player must sacrifice two nonland permanents.
When Tyrannis deals damage to a player, or is
dealt damage, each opponent must sacrifice two nonland permanents, and you may add to your
mana pool an amount of {b}, {r} or {g} equal to the combined converted mana cost of the sacrificed permanents.