Zerielex, Underworld Terror

Reach, Trample, Fear, Deathtouch
Zerielex, Underworld Terror can block six creatures.
If a creature you control left the battlefield this turn you may tap Zerielex, Underworld Terror. If you do you opponent loses life equal to that creatures toughness,
Zerielex, Underworld Terror power and toughness double if a another god is on the battlefield.