Keyword: Vigilance

Flying, vigilance
You have hexproof.
Whenever Metropolis Reformer is dealt damage, you gain that much life.

Flying, vigilance
At the beginning of your upkeep, investigate once for each opponent who has more cards in hand than you. (To investigate, create a Clue token. It’s an artifact with “, Sacrifice this artifact: Draw a card.”)

Flying, vigilance
When Steamcore Scholar enters, draw two cards. Then discard two cards unless you discard an instant or sorcery card or a creature card with flying.

Vigilance
Whenever a creature you control enters, if its power is greater than Sharp-Eyed Rookie’s power or its toughness is greater than Sharp-Eyed Rookie’s toughness, put a +1/+1 counter on Sharp-Eyed Rookie and investigate. (Create a Clue token. It’s an artifact with “, Sacrifice this artifact: Draw a card.”)

Flying, vigilance
Whenever you surveil, put a +1/+1 counter on Mirko, Obsessive Theorist.
At the beginning of your end step, you may return target creature card with power less than Mirko’s from your graveyard to the battlefield with a finality counter on it. (If it would die, exile it instead.)

Flying, vigilance
At the beginning of your upkeep, investigate once for each opponent who has more cards in hand than you. (To investigate, create a Clue token. It’s an artifact with “, Sacrifice this artifact: Draw a card.”)

Flying, vigilance
Whenever you surveil, put a +1/+1 counter on Mirko, Obsessive Theorist.
At the beginning of your end step, you may return target creature card with power less than Mirko’s from your graveyard to the battlefield with a finality counter on it. (If it would die, exile it instead.)

Flying, vigilance
Disguise (You may cast this card face down for as a 2/2 creature with ward . Turn it face up any time for its disguise cost.)
When Granite Witness is turned face up, you may tap or untap target creature.

Flying, vigilance, haste
Whenever a player attacks with three or more creatures, you draw a card.
Whenever a player attacks with five or more creatures, Aurelia, the Law Above deals 3 damage to each of your opponents and you gain 3 life.

Flying, vigilance
At the beginning of your upkeep, investigate once for each opponent who has more cards in hand than you. (To investigate, create a Clue token. It’s an artifact with “, Sacrifice this artifact: Draw a card.”)

Double strike, vigilance
Whenever Agrus Kos, Spirit of Justice enters or attacks, choose up to one target creature. If it’s suspected, exile it. Otherwise, suspect it. (A suspected creature has menace and can’t block.)

Double strike, vigilance
Whenever Agrus Kos, Spirit of Justice enters or attacks, choose up to one target creature. If it’s suspected, exile it. Otherwise, suspect it. (A suspected creature has menace and can’t block.)

Vigilance
Whenever Nelly Borca, Impulsive Accuser attacks, suspect target creature. Then goad all suspected creatures. (A suspected creature has menace and can’t block.)
Whenever one or more creatures an opponent controls deal combat damage to one or more of your opponents, you and the controller of those creatures each draw a card.

Flying, vigilance
At the beginning of your upkeep, investigate once for each opponent who has more cards in hand than you. (To investigate, create a Clue token. It’s an artifact with “, Sacrifice this artifact: Draw a card.”)

Vigilance
Whenever Nelly Borca, Impulsive Accuser attacks, suspect target creature. Then goad all suspected creatures. (A suspected creature has menace and can’t block.)
Whenever one or more creatures an opponent controls deal combat damage to one or more of your opponents, you and the controller of those creatures each draw a card.

Vigilance, trample, ward
Whenever Voja, Jaws of the Conclave attacks, put X +1/+1 counters on each creature you control, where X is the number of Elves you control. Draw a card for each Wolf you control.

Double strike, vigilance
Whenever Agrus Kos, Spirit of Justice enters or attacks, choose up to one target creature. If it’s suspected, exile it. Otherwise, suspect it. (A suspected creature has menace and can’t block.)

Flying, vigilance
When Steamcore Scholar enters, draw two cards. Then discard two cards unless you discard an instant or sorcery card or a creature card with flying.

Vigilance
Whenever a creature you control enters, if its power is greater than Sharp-Eyed Rookie’s power or its toughness is greater than Sharp-Eyed Rookie’s toughness, put a +1/+1 counter on Sharp-Eyed Rookie and investigate. (Create a Clue token. It’s an artifact with “, Sacrifice this artifact: Draw a card.”)

Flying, vigilance
At the beginning of your upkeep, investigate once for each opponent who has more cards in hand than you. (To investigate, create a Clue token. It’s an artifact with “, Sacrifice this artifact: Draw a card.”)

Vigilance
Disguise (You may cast this card face down for as a 2/2 creature with ward . Turn it face up any time for its disguise cost.)
When Dog Walker is turned face up, create two tapped 1/1 white Dog creature tokens.

Vigilance
When Loyal Warhound enters, if an opponent controls more lands than you, search your library for a basic Plains card, put it onto the battlefield tapped, then shuffle.

Vigilance
When Highcliff Felidar enters, for each opponent, choose a creature with the greatest power among creatures that player controls. Destroy those creatures.

Vigilance
Whenever Brimaz, King of Oreskos attacks, create a 1/1 white Cat Soldier creature token with vigilance that’s attacking.
Whenever Brimaz blocks a creature, create a 1/1 white Cat Soldier creature token with vigilance that’s blocking that creature.