mtg.wtf

First strike, reach
Whenever Catti-brie of Mithral Hall attacks, put a +1/+1 counter on it for each Equipment attached to it.
{1}, Remove all +1/+1 counters from Catti-brie: It deals X damage to target attacking or blocking creature an opponent controls, where X is the number of counters removed this way.

When you encounter Caught in a Parallel Universe, each player chooses a creature controlled by the player to their left. Each player creates a token that's a copy of the creature they chose, except it has menace.

Cauldron Familiar can't block.
When Cauldron Familiar enters, each opponent loses 1 life and you gain 1 life.
Sacrifice a Food: Return Cauldron Familiar from your graveyard to the battlefield.

Whenever Cave People attacks, it gets +1/-2 until end of turn.
{1}{R}{R}, {T}: Target creature gains mountainwalk until end of turn.

No more than two creatures can attack each combat.
No more than two creatures can block each combat.

At the beginning of combat on your turn, roll two six-sided dice. For each result of 1, Celebr-8000 gets +1/+1 until end of turn. For each other result, it gains the indicated ability until end of turn. If you rolled doubles, it also gains double strike until end of turn.
• 2 — menace
• 3 — vigilance
• 4 — lifelink
• 5 — flying
• 6 — indestructible

Alliance — Whenever another creature enters under your control, put a +1/+1 counter on Celebrity Fencer.

For each different power among creatures on the battlefield, choose a creature with that power. Destroy each creature not chosen this way.

{2}, {T}: Add one mana of any color.

Flying
When Celestial Regulator enters, choose target creature you don't control and tap it. If you control a creature with a counter on it, the chosen creature doesn't untap during its controller's next untap step.

{W}, {T}: Draft a card from Celestial Vault's spellbook and exile it face down.
{1}, Sacrifice Celestial Vault: Put each card exiled with Celestial Vault into your hand.

When Celestine Cave Witch enters, create two 1/1 black Insect creature tokens.
Whenever Celestine Cave Witch attacks, you may sacrifice an Insect. When you do, curse defending player. (Create a black Aura Curse enchantment token that's attached to that player. It has enchant player and "At the beginning of your upkeep, you lose 1 life.")

Creatures without flying or islandwalk can't attack.
Whenever chaos ensues, until a player planeswalks, you can't lose the game and your opponents can't win the game.

As Censorship enters, choose a word.
Whenever a player says the chosen word, Censorship deals 2 damage to that player.

When Centaur of Attention enters, roll five six-sided dice and store those results on it.
At the beginning of combat on your turn, you may reroll any number of Centaur of Attention's stored results.
Centaur of Attention gets +X/+X, where X is the greatest number of stored results on it of the same value.

Visit — Each player draws a card from the library of the player to their right. You create three Treasure tokens.

Cephalid Facetaker can't be blocked.
At the beginning of combat on your turn, you may have Cephalid Facetaker become a copy of another target creature until end of turn, except it's 1/4 and has "This creature can't be blocked."

First strike, lifelink
At the beginning of your second main phase, if you gained life this turn, seek a card with the highest mana value among cards in your library with mana value less than or equal to the amount of life you gained this turn.

You may tap or untap target creature. Then that creature's controller may pay {2}{U}. If the player does, they may copy this spell and may choose a new target for that copy.

Enchant creature you control
When Chains of Custody enters, exile target nonland permanent an opponent controls until Chains of Custody leaves the battlefield.
Enchanted creature has ward {2}.

Buddy list (As this creature enters, if any of its creature types isn't on your buddy list, write one of them on your buddy list.)
Whenever another creature enters the battlefield under your control, put a +1/+1 counter on Champion of the Hareish if one of that creature's creature types is on your buddy list. Otherwise, write one of its creature types your buddy list.

Cast this spell only during the declare attackers step and only if you've been attacked this step.
Return target attacking creature to its owner's hand.

Reach
Commanders you control get +X/+0, where X is the number of commanders you control.

Flying
Double team
When Champions of Tyr enters, you get a one-time boon with "When you cast a creature spell, that creature enters the battlefield with your choice of a +1/+1 counter, a flying counter, or a lifelink counter on it."

You may reveal this card from your opening hand. If you do, at the beginning of the first upkeep, shuffle it into your library and draw a card.
Menace
When Chancellor of the Mulligan enters the battlefield, draw three cards. When you do, any number of players mulligan. (They shuffle their hand into their library, then draw that many cards and put one of them on the bottom of their library.)