mtg.wtf

Nitro-9 — Whenever Ace attacks, you may sacrifice an artifact. When you do, put a +1/+1 counter on Ace, then it fights up to one target creature defending player controls.
Doctor's companion

When Acererak enters, if you haven't completed Tomb of Annihilation, return Acererak to its owner's hand and venture into the dungeon.
Whenever Acererak attacks, for each opponent, you create a 2/2 black Zombie creature token unless that player sacrifices a creature of their choice.

When Acererak the Archlich enters, if you haven't completed Tomb of Annihilation, return Acererak the Archlich to its owner's hand and venture into the dungeon.
Whenever Acererak the Archlich attacks, create a number of 2/2 black Zombie creature tokens equal to the number of opponents you have.

Freerunning {U}{B}
Menace
Other Assassins you control get +1/+1.

Destroy all Forests.

Reach
When this creature enters, you may destroy target Equipment.

Flying, deathtouch
Megamorph {5}{B}{B}
When this creature is turned face up, put a +1/+1 counter on each other Dragon creature you control.

{4}, {T}: Whenever target creature deals combat damage to a non-Wall creature this turn, destroy that non-Wall creature. When the targeted creature leaves the battlefield this turn, sacrifice this artifact. Activate only before blockers are declared.

Deathtouch
When this creature enters, destroy target artifact, enchantment, or land.

All Slivers have "{2}, Sacrifice this permanent: This permanent deals 2 damage to any target."

Acidic Soil deals damage to each player equal to the number of lands they control.

Flying, lifelink
Whenever Aclazotz attacks, each opponent discards a card. For each opponent who can't, you draw a card.
Whenever an opponent discards a land card, create a 1/1 black Bat creature token with flying.
When Aclazotz dies, return it to the battlefield tapped and transformed under its owner's control.

Heavy Rock Cutter — Whenever this creature attacks, destroy up to one target artifact. If an artifact is destroyed this way, its controller draws a card.

{T}, Sacrifice another creature or artifact: Each opponent loses 1 life and you gain 1 life.

When this creature enters, mill two cards, then you may return a permanent card from your graveyard to your hand.

Commander creatures you own have "The first Dragon spell you cast each turn costs {2} less to cast."

{1}{B}, {T}: Target player loses 1 life.

Renown 1
Whenever this creature becomes blocked by a creature, it deals 2 damage to that creature.

Prevent the next X damage that would be dealt to target creature this turn, where X is your devotion to white. If damage is prevented this way, Acolyte's Reward deals that much damage to any target.

{1}, {T}: This artifact deals 1 damage to any target. That permanent's controller or that player creates a 1/1 green Squirrel creature token.

Create two 1/1 green Squirrel creature tokens.
Flashback—{1}{G}, Pay 3 life.

Search target opponent's library for an artifact card and put that card onto the battlefield under your control. Then that player shuffles.

Enchant creature
Enchanted creature gets +2/+2 and is goaded.
Whenever enchanted creature attacks, defending player gets two rad counters.

Whenever this creature or equipped creature deals combat damage to a player, draw a card.
Reconfigure {2}

When this creature enters, target opponent reveals a number of cards from their hand equal to the number of creatures in your party. You choose one of those cards. That player discards that card.