Golden age (If you cast an instant or sorcery spell, activated a nonmana ability, and attacked this turn, enter a renaissance for this game.) When Ushi Yun enters, create an Idol token. As long as you're in a renaissance, artifacts you control have “{T}: Draw a card.”
Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.) When Vaeldan's Liberator dies, you may exile it. If you do, return a permanent card with mana value less than or equal to Vaeldan's Liberator's power from your graveyard to your hand.
When Vasille Rioters enters, conjure three cards named Vasille Rioters and shuffle them into your library, then you get a riot counter. Vasille Rioters gets +1/+1 for each riot counter you have.
{T}: Add {G}. Spend this mana only to cast a creature spell or activate an ability of a creature. At the beginning of combat on your turn, if you control a creature with power 4 or greater, Vassal of the Wild gets +2/+1 and gains vigilance until end of turn.
Flash When Veilborn Meddler enters, counter target spell if its mana value is less than or equal to Veilborn Meddler's power. Whenever you cast a spell during an opponent's turn, put a +1/+1 counter on Veilborn Meddler.
{1}{B}, Sacrifice a creature or enchantment: Draw a card. {4}{B}{B}, {T}: Return target creature or enchantment card from your graveyard to the battlefield with a veil counter on it. That permanent gains “If this permanent would leave the battlefield, exile it instead.”
When Veiled Transmuter enters, you may cast an instant or sorcery card with mana value 2 or less from your hand without paying its mana cost. Magecraft — Whenever you cast or copy an instant or sorcery spell, create a 2/2 blue Reflection creature token.
{T}: Add {C}. Spend this mana only to cast an instant or sorcery spell or activate an ability. {2}{U}: Move a counter from target creature onto another target creature.
Flash Spirited (When this creature enters, you may activate one of its activated abilities without paying its cost.) {T}: Target creature gets +0/+4 until end of turn.
Flying Whenever Venerated Sanctity deals combat damage to a player, put a faith counter on it. Then you may pay {X}{W} and sacrifice Venerated Sanctity. When you do, exile target nonland permanent with mana value less than or equal to X plus the number of faith counters on Venerated Sanctity.
Deathtouch Menagerie — When Venomfrill Familiar enters, if there are five or more creature types among creatures you control, you may destroy target creature or planeswalker.
When Verdant Curtain Mascot enters, choose one — • You gain 2 life. • Proliferate. (Choose any number of permanents and/or players with counters on them, then give each another counter of each kind already there.)