mtg.wtf

Paradox — Whenever you cast a spell from anywhere other than your hand, put a +1/+1 counter on target creature.
Team TARDIS — At the beginning of your end step, untap each creature you control with a counter on it.

Rose Tyler gets +1/+1 for each time counter on it.
Bad Wolf — Whenever Rose Tyler attacks, put a time counter on it for each suspended card you own and each other permanent you control with a time counter on it.
Doctor's companion

Whenever you cast a historic spell, investigate. This ability triggers only once each turn.
Doctor's companion

{T}: Exile the top card of your library. Until your next end step, you may play it.
Doctor's companion

Whenever another nonartifact creature dies, return it to the battlefield under your control face down and tapped. It's a 2/2 Cyberman artifact creature.
At the beginning of your end step, each opponent faces a villainous choice — Each artifact creature you control deals 1 damage to that opponent, or you draw a card and chaos ensues.

Impossible Girl — If Clara Oswald is your commander, choose a color before the game begins. Clara Oswald is the chosen color.
If a triggered ability of a Doctor you control triggers, that ability triggers an additional time.
Doctor's companion

Emerge {5}{W}
When Adipose Offspring enters the battlefield, create a 2/2 white Alien creature token. If Adipose Offspring's emerge cost was paid, instead create X of those tokens, where X is the sacrificed creature's toughness.

Whenever Astrid Peth enters the battlefield or attacks, create a Food token.
Brand-new Sky — Whenever you sacrifice a Clue or Food, Astrid Peth explores.

Flying
When Atraxi Warden enters the battlefield, exile up to one target tapped creature.
Suspend 5—{1}{W}

Affinity for historic permanents
When Banish to Another Universe enters the battlefield, exile target nonland permanent an opponent controls until Banish to Another Universe leaves the battlefield.

History Teacher — Sagas you control have read ahead.
Doctor's companion

I — Put two stun counters on each of up to two target tapped creatures.
II, III — For each non-Saga permanent, choose a counter on it. You may put an additional counter of that kind on that permanent.
IV — Search your library for a Doctor card, reveal it, put it into your hand, then shuffle.

Vanishing 3
When Crack in Time enters the battlefield and at the beginning of your precombat main phase, exile target creature an opponent controls until Crack in Time leaves the battlefield.

Choose one —
• Destroy all tokens.
• Destroy all nonland, nontoken permanents.

All creatures gain hexproof and indestructible until end of turn. Players gain hexproof until end of turn. Players can't lose life this turn and players can't lose the game or win the game this turn.

Convoke
Exile all creatures except those that share a creature type with a creature that convoked this spell, all artifacts, and all enchantments.

Vanishing 4
At the beginning of your precombat main phase, draw a card.

I — Create a 1/1 white Human Noble creature token with vanishing 3 and "Prevent all damage that would be dealt to this creature."
II — Create a 2/2 white Horse creature token with "Doctors you control have horsemanship."
III — Whenever a creature you control deals combat damage to a player this turn, time travel.

Science Teacher — Each Saga spell you cast has replicate. The replicate cost is equal to its mana cost.
Doctor's companion

Each historic card in your hand has cycling {2}{W}.
Whenever you cycle a card, put a +1/+1 counter on Jo Grant.
Doctor's companion

I — Destroy all creatures.
II — Return target legendary creature card from your graveyard to the battlefield. Put your choice of a first strike, vigilance, or lifelink counter on it.

You may choose not to untap The Pandorica during your untap step.
{1}{W}, {T}: Untap another target nonland permanent, then it phases out. It can't phase in for as long as The Pandorica remains tapped. When The Pandorica becomes untapped or leaves the battlefield, that permanent phases in. Activate only as a sorcery.

The first historic spell you cast each turn has convoke.
Doctor's companion

Vigilance
{1}, {T}: Create a tapped token that's a copy of target token that entered the battlefield this turn.
Doctor's companion

Brave Heart — Whenever you attack, target attacking historic creature gets +1/+1 and gains indestructible until end of turn.
Doctor's companion