Whenever this creature or another creature you control enters, you gain 1 life.
, , Sacrifice another permanent: Transform this creature.

At the beginning of your upkeep, put a devotion counter on this creature. Then if a creature named Eight-and-a-Half-Tails is on the battlefield, you gain 1 life for each devotion counter on this creature.
, Remove a devotion counter from this creature: You gain 1 life.

Whenever this creature is dealt combat damage, you gain that much life.

Constellation — Whenever an enchantment you control enters, target creature gets +1/+1 until end of turn.

Pipsqueak can't attack alone unless he has a +1/+1 counter on him.

Plainswalk
Planeswalkerwalk (This creature can't be blocked as long as defending player controls a planeswalker.)
Whenever this creature deals combat damage to a player or planeswalker, planeswalk. (If you're playing Planechase, proceed to the next plane.)

Flying
Whenever this creature attacks, venture into the dungeon. (Enter the first room or advance to the next room.)

, Exile this creature: Exile all creatures. At the beginning of the next end step, return those cards to the battlefield under their owners' control.

Flash
Flying
If a spell would deal damage to a permanent or player, prevent 1 damage that spell would deal to that permanent or player.

All Sliver creatures get +0/+1.

Flying, first strike

Flurry — Whenever you cast your second spell each turn, put a +1/+1 counter on this creature. Scry 1.

Creature tokens you control get +1/+1.

At the beginning of combat on your turn, target creature you control gets +1/+1 until end of turn. If that creature has toxic, instead it gets +2/+2 until end of turn.

, Discard a card: Put three +1/+1 counters on this creature and it becomes a black Demon in addition to its other colors and types. Activate only once.

Vigilance
Threshold — As long as there are seven or more cards in your graveyard, this creature gets +1/+1, is black, and has ", : Destroy target white creature."

All Slivers have ", : Regenerate target Sliver."

During your turn, this creature has first strike.

When this creature dies, create a tapped Powerstone token.

Lifelink
At the beginning of your end step, if you haven't cast a spell from your hand this turn, put a +1/+1 counter on this creature.
: Until end of turn, if you would put one or more +1/+1 counters on a creature you control, put that many plus one +1/+1 counters on it instead.

Flying
At the beginning of combat on your turn, target creature you control perpetually gets +1/+0. Then choose a creature card in your hand. It perpetually gets +1/+0.

During your turn, creature tokens you control get +1/+4.
: Create a 1/1 white Soldier creature token.
Partner

You may choose not to untap this creature during your untap step.
: For as long as this creature remains tapped, gain control of target creature of an opponent's choice they control.

First strike
Whenever this creature deals combat damage to a player, create a 1/1 white Soldier creature token.

First strike
Whenever this creature attacks, you may put a Soldier creature card from your hand onto the battlefield tapped and attacking.

This creature can't be blocked by creatures with greater power.
, : Return another target creature you control to its owner's hand. Activate only during your turn.

Whenever another nontoken creature you control enters, if it wasn't cast, create a token that's a copy of that creature, except it's a 0/1 white Illusion.
, Sacrifice five Illusions: Exile target nonland permanent.

Defender
Whenever this creature blocks, you gain 3 life.

Vigilance
Start your engines!
Max speed — At the beginning of combat on your turn, target creature or Vehicle you control gains double strike until end of turn.