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

At the beginning of your upkeep, this creature deals 1 damage to each opponent. You gain life equal to the damage dealt this way.

Flying Double strike (This creature deals both first-strike and regular combat damage.) Lifelink (Damage dealt by this creature also causes you to gain that much life.) Whenever you gain life, draw a card.

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.)

Flying Whenever you gain life, put a +1/+1 counter on this creature. Whenever you put one or more +1/+1 counters on this creature, draw a card. This ability triggers only once each turn.

Vigilance (Attacking doesn't cause this creature to tap.) Lifelink (Damage dealt by this creature also causes you to gain that much life.) At the beginning of your upkeep, if you have 40 or more life, you win the game.

Whenever an opponent casts a noncreature spell, that player loses 2 life and you gain 2 life.

Whenever you gain life, put two +1/+1 counters on Karlov. {W}{B}, Remove six +1/+1 counters from Karlov: Exile target creature.

Whenever you gain life, each opponent loses 1 life.

Whenever you draw a card, target opponent loses 1 life and you gain 1 life.

Whenever another creature enters, you gain 1 life.

Whenever an opponent loses life, you gain that much life.