At the beginning of your upkeep, each opponent loses 1 life. You gain life equal to the life lost this way.

Whenever an enchantment you control enters, create a 2/2 white Cat creature token. If that enchantment is an Aura, you may attach it to the token.

Flying, menace Other Insects you control have menace. Whenever one or more cards leave your graveyard, you may create a 1/1 black and green Insect creature token, then put a number of +1/+1 counters on it equal to the greatest mana value among those cards. Do this only once each turn.

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.)

Whenever a creature token you control enters, you gain 1 life. Embalm {3}{W} ({3}{W}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Human Cleric with no mana cost. Embalm only as a sorcery.)

Reach Whenever an opponent casts an instant or sorcery spell, create a 1/2 green Spider creature token with reach.

Flash Whenever an opponent searches their library, you gain 1 life and draw a card.

Flying Lifelink (Damage dealt by this creature also causes you to gain that much life.) Pegasus creatures you control have lifelink. Constellation — Whenever an enchantment you control enters, create a 2/2 white Pegasus creature token with flying.

Shroud (This creature can't be the target of spells or abilities.) Whenever you cast an enchantment spell, draw a card.

Whenever an enchantment you control is put into a graveyard from the battlefield, draw a card.

First strike, menace Chainsword — Whenever a creature an opponent controls dies, that player loses 2 life.

Protection from black and from red Whenever another creature enters, you may gain 1 life.

Whenever you cast a creature spell, draw a card.

Flying At the beginning of each upkeep, create a 1/1 black and green Pest creature token with "When this token dies, you gain 1 life." Pay 10 life: Untap all lands you control. Activate only once each turn.

Oozes you control get +1/+1. At the beginning of your upkeep, if you control a commander, create a token that's a copy of this creature.

Whenever a creature an opponent controls enters, you may have that player lose 1 life.

Flying At the beginning of your end step, exile the top card of each opponent's library. You may play those cards for as long as they remain exiled. If you cast a spell this way, you may spend mana as though it were mana of any color to cast it. Whenever a nonland permanent an opponent owns enters the battlefield under your control, they lose life equal to its mana value.

Flying Whenever a player attacks one of your opponents, if that opponent has more life than another of your opponents, that attacking player draws a card and you put two +1/+1 counters on a creature you control.

Constellation — Whenever an enchantment you control enters, tap target creature an opponent controls.