mtg.wtf

Old Companion — Your starting deck contains only cards from WOE, WOC, and playtest cards. (You may cast this from outside the game if this is companion without paying {3} first.)
When The Companion of the Wilds enters the battlefield, create a Food token, a 1/1 black Rat creature token with "This creature can't block." and a Royal role token attached to a creature you control.

I — Seek a card with mana value less than the number of cards in your hand.
II — Seek a card with mana value greater than the number of cards in your hand.
III — Count the number of cards in your hand. You may cast a spell with mana value equal to that number from your hand without paying its mana cost.

Fathomless descent — {T}: Add X mana of any one color, where X is the number of permanent cards in your graveyard.

Whenever a player draws their second card during their turn, you draw a card.
Whenever a player casts their second spell during their turn, you create a 2/2 white Knight creature token.

Players play a Magic subgame, starting at 1 life and using their libraries as their decks. For the rest of the main game, if a source would deal damage to a player who didn't win the subgame, it deals double that damage to that player instead.

Whenever The Crab Queen attacks, create a token that's a copy of one of the following at random: Skitter Eel; Skittering Crustacean; Ruin Crab; Charix, the Raging Isle; Scuttletide; or Heartstone.

Affinity for artifacts
When The Crafter enters the battlefield, create two colorless scrap artifact tokens. (They have no abilities.)
{T}, Sacrifice an artifact: Create an equipment token named Bling with "Equipped creature gets +1/+0" and "Equip {1}."

I — Search your library for a card, exile it face down, then shuffle.
II — Turn the exiled card face up. If it's a creature card, you lose life equal to its mana value.
III — You may put the exiled card onto the battlefield if it's a creature card. If you don't put it onto the battlefield, put it into its owner's hand.

Flash
When The Crimson Avenger enters the battlefield, choose target spell an opponent controls. Reveal cards from the top of your library until you reveal a card that shares a mana value with it. Cast that card without paying its mana cost. Then shuffle your library.

Read ahead
I — Target opponent reveals their hand. You choose a creature or planeswalker card from it. That player discards that card.
II — Search your library for a card, put that card into your hand, then shuffle. You lose 3 life.
III — Put target creature card from a graveyard onto the battlefield under your control.

I — For each player, destroy up to one target creature that player controls. For each creature destroyed this way, its controller creates a 3/3 green Mutant creature token with deathtouch.
II — Target nontoken creature becomes a 6/6 legendary Horror creature named Fenric and loses all abilities.
III — Target Mutant fights another target creature named Fenric.

Creatures you control get +X/+0, where X is the greatest number of consecutive nonland, nontoken permanents in a mana curve you control. (For example, if you have permanents with mana value 3, 4, and 5, creatures you control get+3/+0. If you're missing 4, they only get +1/+0.)

When The Cyber-Controller enters, each opponent mills X cards. Put all creature cards milled this way onto the battlefield face down under your control. They're 2/2 Cyberman artifact creatures.
Other artifact creatures you control get +1/+1.

Affinity for Daleks
Other Daleks you control have haste.
At the beginning of combat on your turn, each opponent faces a villainous choice — That player sacrifices a creature they control, or you create a 3/3 black Dalek artifact creature token with menace.

I, II, III — Exile cards from the top of your library until you exile a legendary card. You may play that card for as long as The Day of the Doctor remains on the battlefield. Put the rest of those exiled cards on the bottom of your library in a random order.
IV — Choose up to three Doctors. You may exile all other creatures. If you do, The Day of the Doctor deals 13 damage to you.

{2}, {T}: Roll a d20 and subtract the number of cards in your hand. If the result is 0 or less, discard your hand.
1—9 | Return a card at random from your graveyard to your hand.
10—19 | Draw two cards.
20 | Put a creature card from any graveyard onto the battlefield under your control. When that creature dies, its owner loses the game.

Horsemanship (This creature can't be blocked except by creatures with horsemanship.)
Commanders you control have horsemanship.
Partner (You can have two commanders if both have partner.)

Whenever the Disciple of Nissa attacks, you may pay {X}{X}{X}{G}{G}. When you do, create X tokens that are copies of different Nissa planeswalkers chosen at random. They each enter with an additional loyalty counter. (There are currently eleven. Yes, Nissa, Sage Animist counts. Perhaps look up the list and roll a D20?)

Whenever The Disciple of Vess attacks, you may put a planeswalker card from your hand onto the battlefield. If you don't create a token that's a copy of a Liliana planeswalker chosen at random.
(There are currently thirteen. Perhaps look up the list and roll a D20?)

Flying
Whenever The Dogronmaster or another Dragon or Dog enters the battlefield under your control, create a token that's a copy of the card Armadillo Cloak and attach it to that creature.

I, II — You gain 2 life. Look at the top three cards of your library. Exile one of them face down with a hatching counter on it, then put the rest on the bottom of your library in any order.
III — Exile this Saga, then return it to the battlefield transformed under your control.

When The Duke of Midrange enters the battlefield, choose one of Thoughtseize, Lightning Bolt, or Abrupt Decay. Cast a copy of the chosen card.
The Duke of Midrange's power is equal to the number of card types among all cards in all graveyards. and its toughness is equal to that number plus 1.

Grumpy Co-play — When The Egotistical Velociraptor enters the battlefield, if you cast it, you may choose another Magic player not currently in a game of Magic and ask them to take over your game until the end of your next turn. If they agree, shuffle your hand into your library, draw four cards and gain 4 life. (You can't give them advice, but witty banter is encouraged.)

When The Eighth Doctor enters, mill three cards.
Once during each of your turns, you may play a historic land or cast a historic permanent spell from your graveyard. If you do, it gains "If this permanent would leave the battlefield, exile it instead of putting it anywhere else."

Read ahead
I — The Elder Dragon War deals 2 damage to each creature and each opponent.
II — Discard any number of cards, then draw that many cards.
III — Create a 4/4 red Dragon creature token with flying.