Keyword: Vigilance

Vigilance
When Arbiter of Knollridge enters the battlefield, each player’s life total becomes the highest life total among all players.

Vigilance

Flying, vigilance
Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token that’s a copy of this creature that’s tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

Vigilance
Whenever Sun Titan enters the battlefield or attacks, you may return target permanent card with converted mana cost 3 or less from your graveyard to the battlefield.

Flying, vigilance
Whenever Jelenn Sphinx attacks, other attacking creatures get +1/+1 until end of turn.

Flying, vigilance, deathtouch, lifelink
At the beginning of your end step, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Flying, vigilance
: Target creature with a +1/+1 counter on it gains flying and vigilance until end of turn.

Vigilance
Creatures can’t attack you or a planeswalker you control unless their controller pays for each of those creatures.

Vigilance
, : Create a 2/2 white Knight creature token with vigilance.
, , Tap X untapped Knights you control: Destroy target creature with power X or less.

Vigilance
, : Create a 2/2 white Knight creature token with vigilance.
, , Tap X untapped Knights you control: Destroy target creature with power X or less.

Kicker (You may pay an additional as you cast this spell.)
Vigilance, trample
If Untamed Kavu was kicked, it enters the battlefield with three +1/+1 counters on it.

Flying, vigilance

Vigilance
Creatures can’t attack you or a planeswalker you control unless their controller pays for each of those creatures.

First strike, vigilance, lifelink
Aura and Equipment spells you cast cost less to cast.

First strike, vigilance, lifelink
Aura and Equipment spells you cast cost less to cast.

Flying, vigilance

Vigilance
As long as you control six or more lands, Sylvan Advocate and land creatures you control get +2/+2.

Vigilance
When Court Hussar enters the battlefield, 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 Court Hussar enters the battlefield, sacrifice it unless was spent to cast it.

Vigilance, reach
Ruric Thar, the Unbowed attacks each combat if able.
Whenever a player casts a noncreature spell, Ruric Thar deals 6 damage to that player.

Flying, first strike, vigilance, trample, haste, protection from black and from red

Vigilance
Plainscycling (, Discard this card: Search your library for a Plains card, reveal it, put it into your hand, then shuffle your library.)

Flying, double strike, vigilance, trample, indestructible

Vigilance, reach, trample
When Zacama, Primal Calamity enters the battlefield, if you cast it, untap all lands you control.
: Zacama deals 3 damage to target creature.
: Destroy target artifact or enchantment.
: You gain 3 life.

Vigilance (Attacking doesn’t cause this creature to tap.)

Vigilance
Relentless Raptor attacks or blocks each combat if able.