Whenever another Merfolk you control enters, put a +1/+1 counter on target Merfolk you control. 1/1
At the beginning of your upkeep, choose one — • Each player with exactly 13 life loses the game, then each player gains 1 life. • Each player with exactly 13 life loses the game, then each player loses 1 life.
Haste (This creature can attack and {T} as soon as it comes under your control.) Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.) 3/2
Choose up to four target cards in your graveyard. If you control a Bolas planeswalker, return those cards to your hand. Otherwise, an opponent chooses two of them. Leave the chosen cards in your graveyard and put the rest into your hand. Exile Deliver Unto Evil.
Converge — You draw X cards and you lose X life, where X is the number of colors of mana spent to cast this spell.
Mutate {1}{G}{G} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Reach, trample Whenever this creature mutates, destroy target artifact or enchantment an opponent controls. 4/4
{T}: Choose a card name that hasn’t been chosen from among Disenchant, Braingeyser, Terror, Shivan Dragon, Regrowth, and Black Lotus. Create a copy of the card with the chosen name. You may cast the copy. (You still pay its costs.) 5/5
Flying, lifelink Ward—Discard a card. Whenever a modified creature you control attacks, double the number of each kind of counter on it. Then for each nontoken permanent attached to it, create a token that’s a copy of that permanent attached to that creature. 4/4
Eminence — Whenever you attack with one or more Knights, if Sidar Jabari of Zhalfir is in the command zone or on the battlefield, draw a card, then discard a card. Flying, first strike Whenever Sidar Jabari deals combat damage to a player, return target Knight creature card from your graveyard to the battlefield. 4/3
Whenever Headless Rider or another nontoken Zombie you control dies, create a 2/2 black Zombie creature token. 3/1
{T}: Put a +1/+1 counter on each artifact creature you control. 1/1
Whenever you cast an instant or sorcery spell, this creature deals 2 damage to each opponent. 2/2
Destroy target land. If that land was nonbasic, Molten Rain deals 2 damage to the land’s controller.
Flying When Deathbringer Regent enters, if you cast it from your hand and there are five or more other creatures on the battlefield, destroy all other creatures. 5/6