Kaas, Destroyer of Worlds

Trample, Annihilator 3, Vigilance
Whenever you gain life, gain an additional 2 life
for each creature you control.
If you have less than 5 life, creatures you control
get +10/+10.
{g}{g}{g}{g}{g} Take control of target Creature, Enchantment, Artifact, or Planeswalker.