Vigilance
Embalm

Flying
Sacrifice this creature: Counter target red instant or sorcery spell.

Disguise
When this creature is turned face up, exile another target nonland permanent. If you controlled it, return it to the battlefield tapped. Otherwise, its controller creates a 2/2 white and blue Detective creature token.

When this creature enters, create a 4/4 white Angel creature token with flying.

When Urdnan enters, put a +1/+1 counter on target creature.
Whenever you attack, target attacking creature with a +1/+1 counter on it gains first strike until end of turn. If that creature has two or more +1/+1 counters on it, it gains double strike until end of turn instead.

Destroy target Spirit or enchantment.

This creature enters with four healing counters on it.
Remove a healing counter from this creature: Prevent the next 1 damage that would be dealt to this creature this turn.
: Put a healing counter on this creature.

Read ahead (Choose a chapter and start with that many lore counters. Add one after your draw step. Skipped chapters don't trigger. Sacrifice after III.)
Scry 4, then you may reveal the top card of your library. If a planeswalker card is revealed this way, put it into your hand.
You may put a planeswalker card with mana value 6 or less from your hand onto the battlefield.
You may activate the loyalty abilities of planeswalkers you control twice this turn rather than only once.

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.)
Exile all nonland permanents that aren't legendary.

Boast — : Create a 1/1 white Human Warrior creature token. (Activate this ability only if this creature attacked this turn and only once each turn.)

Return target permanent you control to its owner's hand. (Then exile this card. You may cast the creature later from exile.)

Ward
When U.S.S. Enterprise-A enters, create three 1/1 red Officer creature tokens.
Station — It's an artifact creature at 6+
6+: Flying, lifelink
5/5

When U.S.S. Enterprise-E enters, destroy all tapped creatures.
Station — It's an artifact creature at 8+
8+: Flying, vigilance
7/7

When U.S.S. Excelsior enters, destroy target tapped creature an opponent controls.
Station — It's an artifact creature at 8+
8+: Flying
4/4

Flying
Whenever you gain life, creature cards in your hand and graveyard perpetually get +1/+1.
As long as you've gained life this turn, you may cast creature spells from your graveyard. If you cast a spell this way, that creature enters with a finality counter on it.

Flying
Whenever Valiant Batrider deals combat damage to a player, that player gets a one-time boon with "When you cast a noncreature spell, you may pay . If you don't, each opponent draws a card."

This spell costs less to cast for each creature type among creatures you control. This effect can't reduce the amount of mana this spell costs by more than .
Changeling
Double strike

Roll two d6 and choose one result. Destroy each creature with power greater than or equal to that result. Then create a number of 2/2 white Knight creature tokens with vigilance equal to the other result.

Target creature you control gets +2/+0 until end of turn. When that creature leaves the battlefield this turn, you get a boon with "When you cast your next creature spell, it perpetually gets +2/+0."
Draw a card.

Other Knights you control get +1/+1.
: Knights you control gain double strike until end of turn.

Whenever you cycle another card for the first time each turn, create a 1/1 white Human Soldier creature token.
Cycling

Other Soldiers you control get +1/+1.
, Exile this card from your graveyard: Put a +1/+1 counter on each Soldier you control.

If a source an opponent controls would deal damage to you or a permanent you control, prevent 1 of that damage.
Whenever you or another permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays .

Flying
Lifelink
At the beginning of each end step, if you gained 4 or more life this turn, create a 4/4 white Angel creature token with flying and vigilance.

Whenever a nontoken, non-Angel creature you control dies, return that card to the battlefield under its owner's control with a +1/+1 counter on it. It has flying and is an Angel in addition to its other types.

When this Equipment enters, you may pay . If you do, create a 4/4 white Angel Warrior creature token with flying and vigilance, then attach this Equipment to it.
Equipped creature gets +2/+1.
Equip

Flying
When this creature enters, you gain 4 life.

Whenever one or more other Rabbits, Bats, Birds, and/or Mice you control enter, scry 1.
Other Rabbits, Bats, Birds, and Mice you control get +1/+1.