Ancestor Dragon

Flying

When this creature enters, you gain 1 life for each creature you control.

Flying

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Whenever you gain life, put a +1/+1 counter on each creature you control.

Flying

When this creature enters, you gain 2 life for each other creature you control.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Whenever one or more creatures you control attack, they gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Flying

When this creature enters, you gain 2 life for each Gate you control.

Flying

When this creature enters, you gain 1 life for each other creature you control.