msem-instigator

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Unstable Borer attacks each combat if able.

Create a 2/2 white Angel creature token with flying.
Coalesce {6}{W}{W} (You may cast this from your graveyard for its coalesce cost. If you do, put it onto the battlefield as a Horror creature after it resolves. Exile it if it would leave the battlefield or not resolve.)
Flying

Menace

Haste
When Urud Stingswoop enters the battlefield, it gains flying until end of turn.

When Vagabones enters the battlefield, look at the top two cards of your library. Put any number of them into your graveyard and the rest on top of your library in any order.

Advance {6}{W}{W} (Cast this for {6}{W}{W} to advance it as it enters. {6}{W}{W}: Advance this as a sorcery.)
Flying, vigilance, lifelink
Whenever Valera, Constructed Angel advances, destroy all nonartifact creatures.

Advance {3}{R}{W}{B} (Cast this for {3}{R}{W}{B} to advance it as it enters. {3}{R}{W}{B}: Advance this as a sorcery.)
Whenever Valinov Vandal advances, target opponent sacrifices a permanent. Put a +1/+1 counter on Valinov Vandal.

Trample
When Varagan Packmaster enters the battlefield, create a Treasure token, then exile the top card of your library. Until the end of your next turn, you may play that card.

Gestalt (When this or another creature enters under your control, you may merge it with the one in play, keeping counters and attachments. They become the permanent on top plus all abilities from under it.)
If this creature would die, you may instead put a card or token merged with it into its owner's graveyard. If you do, remove all damage marked on this creature.

Whenever Veiled Charmer attacks, target creature blocks it this turn if able.

Flying
Concord — At the beginning of your upkeep, if there are four or more card types among permanents you control, exile the top card of your library. You may cast that card this turn without paying its mana cost.

Flying, protection from Dragons

Haste
When Vidal enters the battlefield, reveal cards from the top of your library until you reveal an enchantment card with mana value 3 or less. Put that card onto the battlefield and the rest on the bottom of your library in a random order. Sacrifice that enchantment at the beginning of the next end step.

Vigilance
{6}: You may tap or untap target creature.

When Viork Woods Butcher enters the battlefield, if you control another Warrior, target opponent loses 2 life.

When Virtue of Propriety enters, return target creature card with mana value 3 or less from your graveyard to your hand.

Flying
At the beginning of your end step, if you gained 4 or more life this turn, create a 4/4 white Angel creature token with flying.

Flying
Resolute — At the beginning of combat on your turn, Vivid Griffin gains lifelink until end of turn if its power is greater than its base power.

When Vivid Hallucination blocks or becomes blocked, return it to its owner's hand.

When Volaris Tideshaper enters the battlefield, look at the top four cards of your library. Put one of those cards into your hand. and the rest on the bottom of your library in a random order.
Whenever you cast a noncreature spell, Volaris Tideshaper can't be blocked this turn.

When Volcano Elemental dies, it deals 2 damage to any target.

Vigilance

{T}: Return target creature card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. That creature salvages a card. (Exile one from your graveyard until that creature leaves the battlefield. Whenever that creature deals combat damage to a player, put a card it salvaged into your hand.)

Menace (This creature can't be blocked except by two or more creatures.)
{1}{R}: Wandering Goliath gets +1/+0 until end of turn.