mtg.wtf

Counter target spell. Create X 1/1 colorless Thopter artifact creature tokens with flying, where X is that spell's mana value.

Once during each of your turns, you may cast a spell from your hand by paying life equal to its mana value rather than paying its mana cost.

{T}: Add {C}.
{3}, {T}: Target creature with power 3 or less can't be blocked this turn.

When this creature enters, if you control another Knight, look at the top five cards of your library. You may reveal a Knight, Aura, Equipment, or legendary artifact card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

{T}: Add one mana of any color.
{T}: Add X mana of any one color, where X is the amount of life you gained this turn.

Fabricate 1

Battle cry

Equipped creature gets +0/+3 and has vigilance.
Equip {3}

Look at the top three cards of your library. Put one of those cards into your hand and the rest on the bottom of your library in any order. Put each of those cards into your hand instead if there are three or more Lesson cards in your graveyard.

Draw a card, then draw cards equal to the number of cards named Accumulated Knowledge in all graveyards.

When this creature enters, sacrifice a creature.

{T}: Add {C}.
{2}, {T}: Regenerate target Shade, Skeleton, Specter, Spirit, Vampire, Wraith, or Zombie.

{1}{B}: Target attacking Zombie gains indestructible until end of turn.

When this creature enters, each player sacrifices a nontoken creature of their choice.

Intimidate

Spells your opponents cast that target this creature cost {1} less to cast.
When this creature dies, return it to the battlefield transformed under your control attached to target opponent.

Equipped creature gets +3/+0.
As long as equipped creature is attacking, it has first strike and must be blocked by a Dalek if able.
Equip legendary creature {1}
Equip {3}

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.

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.