Mairsil

{U}: Exile this creature. Return it to the battlefield under its owner's control at the beginning of the next end step.

{U}: This creature can't be blocked this turn.

{1}: This creature gets +1/-1 until end of turn.

{1}: This creature gets -1/+1 until end of turn.

This creature enters with two +1/+1 counters on it.

{X}, {T}: Remove all +1/+1 counters from this creature and put X +1/+1 counters on it.

{T}: Draw three cards.

{2}{U}{U}: Return Arcanis to its owner's hand.

Tap an untapped Wizard you control: Draw a card.

{T}: Target creature gains haste until end of turn. (It can attack and {T} this turn.)

Flying

When this creature enters, return a blue or black creature you control to its owner's hand.

Pay 1 life: Return this creature to its owner's hand.

{U}: Return this creature to its owner's hand.

Soulbond (You may pair this creature with another unpaired creature when either enters. They remain paired for as long as you control both of them.)

As long as Deadeye Navigator is paired with another creature, each of those creatures has "{1}{U}: Exile this creature, then return it to the battlefield under your control."

{T}: You may tap or untap another target permanent.

Unearth {U} ({U}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Tap an untapped Wizard you control: Return target nonland permanent you don't control to its owner's hand.

{T}: Add three mana of any one color.

Wither (This deals damage to creatures in the form of -1/-1 counters.)

{2}{R}, {Q}: This creature deals damage equal to its power to any target. ({Q} is the untap symbol.)

{1}: You may cast target creature card in a graveyard this turn. When you cast it this turn, this creature gains all activated abilities of that card until end of turn.

{U}: Untap this creature.

At the beginning of your upkeep, sacrifice two Swamps. If you can't, tap this creature, and an opponent may gain control of a creature you control of their choice for as long as this creature remains on the battlefield.

{T}: Gain control of target creature for as long as this creature remains on the battlefield.

When you cast this spell, if you have fewer than seven cards in hand, draw cards equal to the difference.

Menace

Discard a card with mana value X: Counter target spell with mana value X.

When Mairsil enters, you may exile an artifact or creature card from your hand or graveyard and put a cage counter on it.

Mairsil has all activated abilities of all cards you own in exile with cage counters on them. You may activate each of those abilities only once each turn.

{U}, {T}: Draw two cards.

{R}, {T}, Discard a card: This creature deals damage to target creature equal to the discarded card's mana value.

{B}: Regenerate this creature.

Protection from black

At the beginning of your upkeep, this creature deals 5 damage to you unless you sacrifice a creature other than this creature. If this creature deals damage to you this way, tap it.

{T}: Destroy target creature or land.

This artifact enters tapped.

{1}, {T}: Destroy all artifacts, creatures, and enchantments.

Blue spells and red spells you cast cost {1} less to cast.

{1}{B}: Regenerate this creature.

{X}{U}{R}, {T}: Nin deals X damage to target creature. That creature's controller draws X cards.

{B/P}: This creature gains infect until end of turn. ({B/P} can be paid with either {B} or 2 life. A creature with infect deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Flying

{2}, {Q}: Add one mana of any color. ({Q} is the untap symbol.)

{U}: This creature gains all activated abilities of target creature until end of turn. (If any of the abilities use that creature's name, use this creature's name instead.)

You may spend blue mana as though it were mana of any color to pay the activation costs of this creature's abilities.

{T}: Target creature other than this creature has base power and toughness 0/2 until end of turn.

Flying

Shauku can't attack if there's another creature on the battlefield.

At the beginning of your upkeep, you lose 3 life.

{T}: Exile target creature and put a +1/+1 counter on Shauku.

Trample

{5}: Permanents you control gain indestructible until end of turn.

{5}, Exile this card from your graveyard: Permanents you control gain indestructible until end of turn.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and {T} no matter when it came under your control.)

Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

{T}: Target creature becomes the color of your choice until end of turn.

{R}: Untap this creature.

{R}: Target creature blocks this creature this turn if able.

{R}: Change the target of target spell that targets only this creature.

{1}: This creature gets +1/-1 until end of turn.

{1}: This creature gets -1/+1 until end of turn.

Defender

{T}: Exchange target opponent's life total with this creature's toughness.