Destroy target tapped creature.
Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Look at the top two cards of your library. Put one of them into your hand and the other into your graveyard.
Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

At the beginning of combat on your turn, target creature you control gains indestructible until end of turn.
: Nahiri's Machinations deals 1 damage to target blocking creature.

[+2]: You may discard a card. If you do, draw a card.
[−2]: Exile target enchantment, tapped artifact, or tapped creature.
[−8]: Search your library for an artifact or creature card, put it onto the battlefield, then shuffle your library. It gains haste. Return it to your hand at the beginning of the next end step.

Lifelink
, Exile Nearheath Chaplain from your graveyard: Create two 1/1 white Spirit creature tokens with flying. Activate this ability only any time you could cast a sorcery.

Attacking creatures you control get +1/+0 and have trample.
At the beginning of each upkeep, if a player cast two or more spells last turn, transform Neck Breaker.

Equipped creature gets +1/+1.
When equipped creature transforms, transform Neglected Heirloom.
Equip

Flying
When Nephalia Moondrakes enters the battlefield, target creature gains flying until end of turn.
, Exile Nephalia Moondrakes from your graveyard: Creatures you control gain flying until end of turn.

Flying
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Put target card from a graveyard on the top or bottom of its owner's library. Create a 1/1 white Spirit creature token with flying.

When Obsessive Skinner enters the battlefield, put a +1/+1 counter on target creature.
Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, put a +1/+1 counter on target creature.

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.

Flying
Olivia's Bloodsworn can't block.
: Target Vampire gains haste until end of turn.

Flying
Whenever another creature enters the battlefield under your control, you may discard a card. If you do, put a +1/+1 counter on that creature, it gains haste until end of turn, and it becomes a Vampire in addition to its other types.

At the beginning of each upkeep, if a player cast two or more spells last turn, transform One of the Pack.

Whenever one or more creatures you control deal combat damage to a player, investigate. (Create a colorless Clue artifact token with ", Sacrifice this artifact: Draw a card.")
, Exile a creature card from your graveyard: Investigate. You gain 2 life.

Search your library for an Aura or Equipment card, reveal it, put it into your hand, then shuffle your library.

Flying, lifelink, indestructible, haste

Flash (You may cast this spell any time you could cast an instant.)
When Pack Guardian enters the battlefield, you may discard a land card. If you do, create a 2/2 green Wolf creature token.

Skulk (This creature can't be blocked by creatures with greater power.)
When Pale Rider of Trostad enters the battlefield, discard a card.