Vigilance

Whenever Agrus Kos, Eternal Soldier becomes the target of an ability that targets only it, you may pay . If you do, copy that ability for each other creature you control that ability could target. Each copy targets a different one of those creatures. ( can be paid with either or .)

Flying

Whenever Angelic Protector becomes the target of a spell or ability, Angelic Protector gets +0/+3 until end of turn.

Ward (Whenever this permanent becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Equipped creature gets +2/+1 and has ward .

Reconfigure (: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Other black creatures you control get +1/+1.

Other red creatures you control get +1/+1.

Whenever Ashenmoor Liege becomes the target of a spell or ability an opponent controls, that player loses 4 life.

Trample

Whenever a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card.

Foretell (During your turn, you may pay and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

When Blue Ribbon enters the battlefield, ask a person outside the game which creature you control is most deserving of a blue ribbon. Attach Blue Ribbon to that creature.

Equipped creature has best in show. (Whenever another creature becomes the target of a spell or ability you control, you may copy that spell or ability. If you do, the copy targets this creature.)

Equip

Flying

Threshold — As long as seven or more cards are in your graveyard, Boneshard Slasher gets +2/+2 and has "When Boneshard Slasher becomes the target of a spell or ability, sacrifice it."

Enchant creature

Whenever Brinebound Gift enters the battlefield or enchanted creature becomes the target of an Aura spell, create a 1/1 white Spirit creature token with flying.

If Brinebound Gift would be put into a graveyard from anywhere, exile it instead.

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

Reach

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

At the beginning of combat on your turn, other creatures you control with power 4 or greater gain trample and haste until end of turn.

Whenever Cephalid Aristocrat becomes the target of a spell or ability, mill two cards.

Enchant creature you control

When Chains of Custody enters the battlefield, exile target nonland permanent an opponent controls until Chains of Custody leaves the battlefield.

Enchanted creature has ward . (Whenever it becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

First strike

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Disturb (You may cast this card from your graveyard transformed for its disturb cost.)

Whenever another permanent you control becomes the target of a spell or ability an opponent controls, you may return that permanent to its owner's hand.

Each other Human you control gets +1/+0 and has ward . (Whenever it becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

When Crystalline Nautilus becomes the target of a spell or ability, sacrifice it.

Enchanted creature gets +4/+4 and has "When this creature becomes the target of a spell or ability, sacrifice it."

Flying

Whenever Cursed Monstrosity becomes the target of a spell or ability, sacrifice it unless you discard a land card.

When Departed Deckhand becomes the target of a spell, sacrifice it.

Departed Deckhand can't be blocked except by Spirits.

: Another target creature you control can't be blocked this turn except by Spirits.

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.)

As Dragon's Disciple enters the battlefield, you may reveal a Dragon card from your hand. If you do or if you control a Dragon, Dragon's Disciple enters the battlefield with a +1/+1 counter on it.

Dragons you control have ward . (Whenever a Dragon you control becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Flying

When Dream Strix becomes the target of a spell, sacrifice it.

When Dream Strix dies, 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.)

Artifacts you control have ward . (Whenever an artifact you control becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

When Elder Owyn Lyons enters the battlefield or dies, return target artifact card from your graveyard to your hand.

You may cast Eternal Scourge from exile.

When Eternal Scourge becomes the target of a spell or ability an opponent controls, exile Eternal Scourge.

Whenever Fey Steed attacks, another target attacking creature you control gains indestructible until end of turn.

Whenever a creature or planeswalker you control becomes the target of a spell or ability an opponent controls, you may draw a card.

Enchant creature

Whenever enchanted creature becomes the target of a spell or ability, that spell or ability's controller gains control of that creature. (This effect lasts indefinitely.)

When Frost Walker becomes the target of a spell or ability, sacrifice it.

Whenever Fugitive Druid becomes the target of an Aura spell, you draw a card.

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Three Autostubs — Whenever another source you control deals exactly 1 damage to a permanent or player, Ghyrson Starn, Kelermorph deals 2 damage to that permanent or player.

Flying

Whenever Glyph Keeper becomes the target of a spell or ability for the first time each turn, counter that spell or ability.

Embalm (, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Sphinx with no mana cost. Embalm only as a sorcery.)

Flying, haste

Whenever Goldspan Dragon attacks or becomes the target of a spell, create a Treasure token.

Treasures you control have ", Sacrifice this artifact: Add two mana of any one color."

If you control two or more other lands, Hall of Storm Giants enters the battlefield tapped.

: Add .

: Until end of turn, Hall of Storm Giants becomes a 7/7 blue Giant creature with ward . It's still a land. (Whenever it becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Enlist (As this creature attacks, you may tap a nonattacking creature you control without summoning sickness. When you do, add its power to this creature's until end of turn.)

Flying

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

: Put target card from a graveyard on the bottom of its owner's library.

Double strike

Whenever Illuminator Virtuoso becomes the target of a spell you control, it connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)

Flying

When Illusionary Servant becomes the target of a spell or ability, sacrifice it.

+1: Whenever one or more creatures you control deal combat damage to a player this turn, draw a card, then discard a card.

−2: Create a 2/2 blue Illusion creature token with "When this creature becomes the target of a spell, sacrifice it."

−5: Create two tokens that are copies of Jace, Cunning Castaway, except they're not legendary.

Flying

Whenever King of the Oathbreakers or another Spirit you control becomes the target of a spell, it phases out. (Treat it and anything attached to it as though they don't exist until your next turn.)

Whenever King of the Oathbreakers or another Spirit you control phases in, create a tapped 1/1 white Spirit creature token with flying.

When Labyrinth Guardian becomes the target of a spell, sacrifice it.

Embalm (, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Illusion Warrior with no mana cost. Embalm only as a sorcery.)

Equipped creature gets +1/+0 and has haste and ward . (Whenever it becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Equip

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

As long as Leonin Lightbringer is equipped, it gets +1/+1.

If Leyline of Combustion is in your opening hand, you may begin the game with it on the battlefield.

Whenever you and/or at least one permanent you control becomes the target of a spell or ability an opponent controls, Leyline of Combustion deals 2 damage to that player.

Return target creature card from your graveyard to the battlefield with a mannequin counter on it. For as long as that creature has a mannequin counter on it, it has "When this creature becomes the target of a spell or ability, sacrifice it."

Whenever an opponent attacks one or more planeswalkers you control, put a loyalty counter on each planeswalker you control.

Whenever a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card.

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Channel — , Discard Mirrorshell Crab: Counter target spell or ability unless its controller pays .

Whenever Mossdog becomes the target of a spell or ability an opponent controls, put a +1/+1 counter on Mossdog.

As Neverwinter Hydra enters the battlefield, roll X d6. It enters with a number of +1/+1 counters on it equal to the total of those results.

Trample

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

All Slivers have "Whenever this permanent becomes the target of a spell an opponent controls, you may draw a card."

Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless that player pays 4 life.

Whenever you copy a spell, up to one target opponent may also copy that spell. They may choose new targets for that copy.

( can be paid with either or .)

When Petrahydrox becomes the target of a spell or ability, return Petrahydrox to its owner's hand.

When Phantasmal Bear becomes the target of a spell or ability, sacrifice it.