Flying, deathtouch Whenever an opponent loses life, you gain that much life. (Damage causes loss of life.)

As long as you've lost life this turn, this creature has flying and vigilance. Whenever you gain life, put a +1/+1 counter on this creature. When this creature dies, put its counters on target creature you control.

Whenever you gain life, target opponent loses that much life. When Enduring Tenacity dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.)

({T}: Add {W}.)

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {W} or {B}.

Creatures your opponents control enter tapped. Whenever a creature an opponent controls enters, you gain 1 life.

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

Whenever another creature you control enters, you gain 1 life.

At the beginning of combat on your turn, if you control three or more creatures, this creature gets +1/+1 until end of turn and you gain 1 life.