Tap three untapped creatures you control: Tap target creature.

When this creature enters, choose one —
• Put a +1/+1 counter on this creature.
• Create a 1/1 white Spirit creature token with flying.

Flying
Whenever an opponent casts a spell during their turn, they can't attack you or planeswalkers you control this turn.
Each opponent who attacked you or a planeswalker you control this turn can't cast spells.

Battle cry
When this creature enters or dies, create a 1/1 black Bat creature token with flying.

When this creature enters, put a +1/+1 counter on another target Vampire you control.

This creature has lifelink as long as you control a stickered permanent.

As long as an artifact creature you control is attacking, prevent all damage that would be dealt to Sanwell.
Whenever Sanwell becomes tapped, exile the top six cards of your library. You may cast a Vehicle or artifact creature spell from among them. Then put the rest on the bottom of your library in a random order.

Whenever Saradoc or another nontoken creature you control with power 2 or less enters, create a 1/1 white Halfling creature token.
Tap two other untapped Halflings you control: Saradoc gets +2/+0 and gains lifelink until end of turn.

Whenever you cast a historic spell, investigate. This ability triggers only once each turn. (Artifacts, legendaries, and Sagas are historic.)
Doctor's companion (You can have two commanders if the other is the Doctor.)

Target creature or player gains flying until end of turn. (Players with flying can't be dealt damage by creatures without flying.)

When this creature enters, you gain 2 life.

Choose one —
• Target player gains 2½ life.
• Prevent the next 2½ damage that would be dealt to target creature this turn.
Gotcha — Whenever an opponent says "Save" or "Life", you may say "Gotcha!". If you do, return Save Life from your graveyard to your hand.

Flash
Enchant creature you control
When this Aura enters, all damage that would be dealt this turn to you and permanents you control is dealt to enchanted creature instead.
Enchanted creature gets +0/+3.

Training
Whenever this creature trains, exile up to one other target creature from the battlefield or creature card from a graveyard.
When this creature leaves the battlefield, put the exiled cards onto the battlefield under their owners' control.

Vigilance
Whenever an enchantment you control is put into a graveyard from the battlefield, put a +1/+1 counter on this creature.

Survival — At the beginning of your second main phase, if this creature is tapped, return target creature card with mana value 3 or less from your graveyard to your hand.

Bolster 1, then put a +1/+1 counter on each creature you control with a +1/+1 counter on it.

Choose one or more —
• Destroy all small creatures.
• Destroy all medium creatures.
• Destroy all large creatures.
(A small creature has total power and toughness 4 or less, medium is 5-8, and large is 9 or more.)

Flying
Whenever a Dragon you control becomes the target of a spell or ability an opponent controls, destroy target nonland permanent that player controls.

As an additional cost to cast this spell, sacrifice a creature.
Return any number of target creatures you control to their owner's hand.

You may exile a white card from your hand rather than pay this spell's mana cost.
Prevent the next 7 damage that would be dealt to any target this turn. If it's a creature, put a +0/+1 counter on it for each 1 damage prevented this way at the beginning of the next end step.

Reveal any number of white cards in your hand. You gain 2 life for each card revealed this way.

, : Tap target permanent.

: Each opponent loses 1 life. You gain life equal to the life lost this way.

This creature enters with a +1/+1 counter on it.
, Remove a counter from a permanent you control: Search your library for a Plains card and reveal it. If an opponent controls more lands than you, you may put that card onto the battlefield tapped. If you don't put the card onto the battlefield, put it into your hand. Then shuffle.

When this creature enters, each player who controls fewer lands than the player who controls the most lands searches their library for a number of basic land cards less than or equal to the difference, puts those cards onto the battlefield tapped, then shuffles.

When this creature enters, if you cast it from your hand, create a 1/1 white Bird creature token with flying, then populate.