Whenever this creature deals combat damage, you gain that much life.
: This creature gets +1/+0 until end of turn.

Delve (Each card you exile from your graveyard while casting this spell pays for .)
If a creature card with flying was exiled with this creature's delve ability, this creature has flying. The same is true for first strike, double strike, deathtouch, haste, hexproof, indestructible, lifelink, reach, trample, and vigilance.

This land enters tapped.
When this land enters, it deals 1 damage to target opponent.
: Add or .

Flash
Enchant creature
When this Aura enters, enchanted creature gains hexproof until end of turn.
Enchanted creature gets +1/+0 and has flying.

(: Add .)

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Double strike
Whenever this creature mutates, it deals 4 damage to target creature or planeswalker an opponent controls and you gain 4 life.

Vigilance
: Add one mana of any color. Activate only if this permanent is a creature.
Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

Whenever you cast an artifact spell, you may pay . If you do, create a 0/0 colorless Construct artifact creature token with "This token gets +1/+1 for each artifact you control."

When the names of three or more nonland permanents begin with the same letter, sacrifice this creature. If you do, it deals 2 damage to each creature and each player.

Counter target spell.

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)
Double strike

Exile target artifact or enchantment.

Target creature gets +2/+0 until end of turn.
Draw a card at the beginning of the next turn's upkeep.

Remove this card from your deck before playing if you're not playing for ante.
This artifact enters tapped.
, : Exile this artifact and target nontoken permanent an opponent owns. That player may pay 10 life. If they do, put this card into its owner's graveyard. Otherwise, that player owns this card and you own the other exiled card.

Look at the top seven cards of your library. Put two of them into your hand and the rest on the bottom of your library in a random order.

Flash
Enchant creature
If a creature dealt damage by enchanted creature this turn would die, exile it instead.

This creature can't be blocked by more than one creature.

When this enchantment enters, learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)
Whenever you attack, put a +1/+1 counter on target attacking creature and untap it.

At the beginning of each combat, creatures you control gain first strike until end of turn if a creature you control has first strike. The same is true for flying, deathtouch, double strike, haste, hexproof, indestructible, lifelink, menace, reach, skulk, trample, and vigilance.

Hexproof
+2: Each opponent loses 3 life and you gain 3 life.
0: You draw two cards. Then each opponent may scry 1.
−3: Exile target creature or enchantment. If it wasn't an Aura, create a token that's a copy of it, except it's a 1/1 white Spirit creature with flying in addition to its other types.