Counter target spell. Search its controller's graveyard, hand, and library for all cards with the same name as that spell and exile them. Then that player shuffles.

Return one or two target creatures to their owners' hands.

Counter target spell. You may cast a spell that shares a card type with it from your hand without paying its mana cost.

Counter target spell. Its controller mills four cards.

As an additional cost to cast this spell, behold a Jace or pay .
Counter target spell. Empower Jace 1.

Counter target spell.

Counter target spell unless its controller pays for each card in your graveyard.
Cycling

, , Sacrifice this artifact: Draw two cards.

Vigilance
When this creature enters, look at the top three cards of your library, then put one of them into your hand and the rest on the bottom of your library in any order.
When this creature enters, sacrifice it unless was spent to cast it.

When this enchantment enters, you become the monarch.
At the beginning of your upkeep, any number of target players each mill two cards. If you're the monarch, each of those players mills ten cards instead.

When this enchantment enters, you become the monarch.
At the beginning of your upkeep, choose up to one other target enchantment or artifact. If you're the monarch, you may create a token that's a copy of it. If you're not the monarch, you may have this enchantment become a copy of it, except it has this ability.

: Target creature attacks this turn if able.
: Target creature blocks this turn if able.

Reveal the top three cards of your library. Target opponent may choose to put those cards into your hand. If they don't, put those cards into your graveyard and draw five cards.

This creature can't be blocked.

Ninjutsu
Whenever this creature deals combat damage to a player, you may put an artifact card with mana value less than or equal to that damage from your hand onto the battlefield.

Flying
Whenever this creature attacks, gain control of target permanent you own but don't control.
Disguise
When this creature is turned face up, target opponent gains control of any number of target permanents you control. Draw a card for each one they gained control of this way.

Flying
Whenever this creature attacks, you may goad target creature defending player controls.

When this creature dies, mill three cards.
Disturb

Whenever a creature becomes the target of a spell or ability, return that creature to its owner's hand. (It won't be affected by the spell or ability.)

Enchant creature
: Untap enchanted creature.
Umbra armor

, Sacrifice this creature: It deals 2 damage to any target.

Flash
Enchant creature you control
When this Aura enters, enchanted creature gains hexproof until end of turn.
Enchanted creature gets +1/+1.

Flash
When this creature enters, each token that would be created under an opponent's control this turn is created under your control instead.

When this creature enters, this creature assembles a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.)

: Target creature with power 2 or less can't be blocked this turn.

This spell has flash as long as you control a Merfolk.
Return target creature to its owner's hand.
Draw a card.

As an additional cost to cast this spell, waterbend .
Tap up to X target creatures, then distribute three stun counters among any number of tapped creatures your opponents control.

Enchant creature
When enchanted creature dies, this Aura deals damage equal to that creature's toughness to the creature's controller.

: Add . Spend this mana only to cast an enchantment spell, unlock a door, or turn a permanent face up.