Enchant creature card in a graveyard

When Animate Dead enters the battlefield, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with Animate Dead." Return enchanted creature card to the battlefield under your control and attach Animate Dead to it. When Animate Dead leaves the battlefield, that creature's controller sacrifices it.

Enchanted creature gets -1/-0.

At the beginning of each player's upkeep, if that player has no cards in hand, you draw a card and you lose 1 life.

Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

At the beginning of your upkeep, you may have two target players exchange life totals.

Destroy target nonlegendary creature.

Whenever Cruel Celebrant or another creature or planeswalker you control dies, each opponent loses 1 life and you gain 1 life.

Enchant player

Whenever enchanted player casts a spell, put a spite counter on Curse of Vengeance.

When enchanted player loses the game, you gain X life and draw X cards, where X is the number of spite counters on Curse of Vengeance.

Regenerate target creature. Draw a card. (The next time the creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, also regenerate each other creature you control.

Destroy target artifact.

Cycling (, Discard this card: Draw a card.)

Enchant creature

Enchanted creature gets +2/+2, has first strike, and is a Knight in addition to its other types.

Etrata, the Silencer can't be blocked.

Whenever Etrata deals combat damage to a player, exile target creature that player controls and put a hit counter on that card. That player loses the game if they own three or more exiled cards with hit counters on them. Etrata's owner shuffles Etrata into their library.

Flying

: Regenerate Ghost Ship.

Revolt — When Hidden Herbalists enters the battlefield, if a permanent you controlled left the battlefield this turn, add .

When Keeper of Keys enters the battlefield, you become the monarch.

At the beginning of your upkeep, if you're the monarch, creatures you control can't be blocked this turn.

: Add for each card you've drawn this turn.

Partner (You can have two commanders if both have partner.)

When Liliana's Contract enters the battlefield, you draw four cards and you lose 4 life.

At the beginning of your upkeep, if you control four or more Demons with different names, you win the game.

Afterlife 2 (When this creature dies, create two 1/1 white and black Spirit creature tokens with flying.)

Double strike, indestructible

Oketra the True can't attack or block unless you control at least three other creatures.

: Create a 1/1 white Warrior creature token with vigilance.

At the beginning of your upkeep, you may reveal a Dinosaur card from your hand. If you do, you gain 2 life.

, Sacrifice Priest of the Wakening Sun: Search your library for a Dinosaur card, reveal it, put it into your hand, then shuffle your library.

Whenever you draw a card, each opponent puts the top two cards of their library into their graveyard.

Destroy target artifact, enchantment, or land.

Reveal the top three cards of your library and put one of them into your hand. You gain life equal to that card's converted mana cost. Put all other cards revealed this way into your graveyard.

You gain 4 life.

Draw a card.

You gain twice X life. Put Sanguine Sacrament on the bottom of its owner's library.

Vigilance (Attacking doesn't cause this creature to tap.)

At the beginning of combat on each opponent's turn, tap target creature that player controls.

This spell costs less to cast for each Knight you control.

Creatures you control get +1/+1.

Whenever you cast a legendary spell, create a 2/2 white Knight creature token with vigilance.

, : Create a 2/2 white Knight creature token with vigilance.

Destroy target creature. You gain 1 life for each artifact you control.

Enchant player

At the beginning of enchanted player's upkeep, that player loses 3 life unless they sacrifice a nonland permanent or discard a card.