Flying

When Icefall Regent enters, tap target creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Icefall Regent.

Spells your opponents cast that target Icefall Regent cost more to cast.

Flying, vigilance

When Icingdeath, Frost Tyrant dies, create Icingdeath, Frost Tongue, a legendary white Equipment artifact token with "Equipped creature gets +2/+0," "Whenever equipped creature attacks, tap target creature defending player controls," and equip .

Tap target creature and put three stun counters on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Untap target artifact, creature, or land.

Draw a card at the beginning of the next turn's upkeep.

, : Tap target creature.

Whenever you cast a Spirit or Arcane spell, untap Innocence Kami.

Untap target creature. It gets +2/+4 until end of turn.

Vigilance

: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

Suspend 4—

, : Untap target creature.

You may tap or untap target artifact, creature, or land.

Draw a card at the beginning of the next turn's upkeep.

: Untap target land.

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

During your turn, as long as Kaito has one or more loyalty counters on him, he's a 3/4 Ninja creature and has hexproof.

+1: You get an emblem with "Ninjas you control get +1/+1."

0: Surveil 2. Then draw a card for each opponent who lost life this turn.

−2: Tap target creature. Put two stun counters on it.

Whenever you attack a player, tap target creature that player controls and goad it. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Whenever an opponent attacks another one of your opponents, you and the attacking player each draw a card and lose 1 life.

Whenever a creature you control with power 4 or greater enters, draw a card.

−1: Untap target permanent.

Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)

When Kitsune Dawnblade enters, you may tap target creature.

This spell can't be countered.

At the beginning of each upkeep, create a 3/3 blue Serpent creature token named Koma's Coil.

Sacrifice another Serpent: Choose one —

• Tap target permanent. Its activated abilities can't be activated this turn.

• Koma, Cosmos Serpent gains indestructible until end of turn.

When Kor Hookmaster enters, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

+1: Untap target Mountain. It becomes a 4/4 red Elemental creature until end of turn. It's still a land.

−2: Add for each Mountain you control.

−5: You get an emblem with "Mountains you control have ‘: This land deals 1 damage to any target.'"

Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.)

: Tap target creature.

: Add one mana of any color.

, : Tap target artifact.

, : Surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

, : Goad target creature. (Until your next turn, it attacks each combat if able and attacks a player other than you if able.)

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Untap target creature. Until end of turn, it gains hexproof, reach, and "Whenever this creature becomes tapped, it deals damage equal to its power to up to one target creature."

When Leonin Snarecaster enters, you may tap target creature.

First strike

Whenever Lossarnach Captain or another Human you control enters, tap target creature an opponent controls.

At the beginning of your upkeep, create a 1/1 white Human Soldier creature token.

, : Tap target creature.

, : Untap target creature that has an activated ability with in its cost.

, : Untap target artifact an opponent controls and gain control of it until end of turn. It gains haste until end of turn. When you lose control of the artifact, tap it.

Whenever a player casts a green spell, you may pay . If you do, untap target permanent.

Flying

Whenever Mana Skimmer deals damage to a player, tap target land that player controls. That land doesn't untap during its controller's next untap step.

First strike

: Tap target creature blocking Master of Arms.

: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

: Tap target creature without flying.

Flash

When Merfolk Trickster enters, tap target creature an opponent controls. It loses all abilities until end of turn.

Choose one —

• Midnight Charm deals 1 damage to target creature and you gain 1 life.

• Target creature gains first strike until end of turn.

• Tap target creature.

: Add .

, : Untap target legendary permanent.

Discard a card: You may tap or untap target artifact, creature, or land.

( can be paid with either or .)

: Tap target creature.

When Mjölnir enters, attach it to target legendary creature you control.

Whenever equipped creature attacks, tap target creature defending player controls and put a stun counter on it. Then Mjölnir deals damage to each opponent equal to the number of tapped creatures that opponent controls.

Equip

Choose one —

• Untap target creature. It gets +1/+0 and gains indestructible until end of turn.

• Destroy target creature with power 4 or greater.

Flying

, : Tap target creature.

Whenever a player casts a white spell, you may pay . If you do, untap target permanent.

, : Target creature gets +2/+0 until end of turn.

, : Tap target creature.

, : Tap target creature.

Flying

When Network Disruptor enters, tap target permanent.

Flying

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

Whenever you cast an instant or sorcery spell, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

Flying

When Niblis of the Mist enters, you may tap target creature.

Whenever Nimble Hobbit attacks, you may sacrifice a Food or pay . When you do, tap target creature an opponent controls.

+1: Untap target land you control. Until your next turn, it becomes a 5/5 Elemental creature with haste. It's still a land.

−3: Return target permanent card from your graveyard to your hand.

−6: You get an emblem with "Whenever a land you control enters, you may draw a card."

: Untap target blue creature.

: Choose target non-Wall creature the active player has controlled continuously since the beginning of the turn. That creature attacks this turn if able. Destroy it at the beginning of the next end step if it didn't attack this turn. Activate only before attackers are declared.

Flying

When Oceanus Dragon enters, tap target creature an opponent controls. Goad it. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Whenever you cast a noncreature spell, choose one —

• Tap target creature.

• Ojutai Exemplars gains first strike and lifelink until end of turn.

• Exile Ojutai Exemplars, then return it to the battlefield tapped under its owner's control.

Tap target creature. It doesn't untap during its controller's next untap step.

Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)