msem-instigator

Target player loses 1 life. Scry 1.
Fabled {2}{B} (Then if you cast this for its fabled cost, put it onto the battlefield transformed attached to that player.)

Shimmer (Whenever this creature attacks, create a tapped and attacking token that's a copy of it. Exile the token at the beginning of the end step.)

Create four 3/3 green Elemental creature tokens.
Flashback {7}{G}{G}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

When Uncovered Mine enters and at the beginning of your upkeep, return a random card from your graveyard to your hand.

When Undead Archivist enters, return target instant or sorcery card from your graveyard to your hand.
Revive {5}{U} ({5}{U}, Exile this card from your graveyard: Create a token that's a copy of it except it has no mana cost. Revive only as a sorcery.)

Enchant land you control
Whenever enchanted land is tapped for mana, it produces an additional mana of that type.
{1}{G}, Sacrifice Under Untamed Skies: Destroy target creature with flying.

Choose one —
• Creatures you control become colorless Forest lands until end of turn. (They have “{T}: Add {G}” and lose all other types and abilities.)
• Lands you control become 2/2 green creatures in addition to their other types and gain haste until end of turn.

When Unwavering Sentinel enters, for each creature you control, create a white Aura enchantment token named Shield with “Enchant creature” and “If enchanted creature would be destroyed, instead remove all damage from it and sacrifice this Aura” attached to that creature.

Unzari Ruins enters tapped.
{T}: Add {C}.
Tap five untapped creatures you control: Unzari Ruins becomes a 10/10 Construct artifact creature with trample until end of turn. It's still a land.

Whenever Vanguard of the Barricade attacks, tap up to one target creature defending player controls and untap up to one other target creature you control.

Adorned — At the beginning of your end step, if Venerated Knight is equipped and/or enchanted, put a +1/+1 counter on it.

Reveal the top thirteen cards of your library. For each permanent type, you may put a card of that type revealed this way into your hand. Put the rest into your graveyard. (The permanent types are creature, land, artifact, enchantment and planeswalker.)

Vision (Whenever this or another creature you control enters, reveal the top card of your library. Then you may put that card into your graveyard.)
Whenever Vessel of Lost Souls envisions a creature card, you may have it become a copy of that card until end of turn.

Haste
When Vidal enters, 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.

At the beginning of each opponent's upkeep, if that player owns a card in exile, they lose 1 life and you gain 1 life.
At the beginning of your upkeep, if you own a card in exile, you gain 1 life and each opponent loses 1 life.

Whenever another non-Zombie creature you control dies, create a tapped 2/2 black Zombie creature token.
{B}, Sacrifice a creature: Target creature gains deathtouch until end of turn.

Wanderer's Sky enters tapped.
As Wanderer's Sky enters, choose a color other than blue.
{T}: Add {U} or one mana of the chosen color.

If Wandering Domovoi would be dealt noncombat damage, prevent that damage and put three +1/+1 counters on Wandering Domovoi instead.

When Warden of the Archives enters, if you cast it, tap up to four target permanents.

Enchant creature
Enchanted creature has double strike and “Other creatures you control have first strike.”

Lifelink
Whenever you gain life, each opponent loses 1 life.

Double strike

Target creature gains lifelink or winnow until end of turn. (Damage dealt to it also causes its controller to lose that much life.)
Put the bottom card of your library into your hand.

Whenever one or more creatures you control attack, you may post a bounty on target creature. (Put a bounty counter on that creature. It has “When this creature dies, each opponent draws a card” as long as it has a bounty counter on it.)

Converge — Draw a card for each color of mana spent to cast Wisdom of the Leylines. Then discard a card.