: Add .

, Sacrifice Heart Warden: Draw a card.

Tap three untapped Elves you control: Add .

Menace

When Horned Stoneseeker enters the battlefield, create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")

When Horned Stoneseeker leaves the battlefield, sacrifice a Powerstone.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

: Add , , or .

: Add . If this ability has been activated four or more times this turn, sacrifice Initiates of the Ebon Hand at the beginning of the next end step.

: Add .

: Add . Spend this mana only to activate abilities.

: Add . Spend this mana only to cast creature spells with no abilities.

Creatures you control with no abilities can't be blocked by creatures with abilities.

Whenever you cast a multicolored spell, scry 1. If that spell was all colors, create a 4/4 white Angel creature token with flying and vigilance.

, : Add .

, : Create a 0/1 green Wall creature token with defender named Wood.

Sacrifice a token named Wood: Add .

: Add . Spend this mana only to foretell a card from your hand or cast an instant or sorcery spell.

Whenever Kessig Naturalist attacks, add or . Until end of turn, you don't lose this mana as steps and phases end.

Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

Indestructible

As long as your devotion to red and green is less than seven, Klothys isn't a creature.

At the beginning of your precombat main phase, exile target card from a graveyard. If it was a land card, add or . Otherwise, you gain 2 life and Klothys deals 2 damage to each opponent.

Flash

Flying

When Koilos Roc enters the battlefield, create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")

When Kozilek's Predator enters the battlefield, create two 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this creature: Add ."

, Sacrifice an artifact: Add .

Flying

Whenever you cast a noncreature spell, create a 1/1 white Spirit creature token with flying.

Sacrifice a Spirit: Add .

: Add .

: Add for each creature with power 4 or greater you control.

: Leafkin Avenger deals damage equal to its power to target player or planeswalker.

: Add .

, , Discard a card: Create a 1/1 green Elf Druid creature token named Llanowar Elves. It has ": Add ."

When Llanowar Visionary enters the battlefield, draw a card.

: Add .

Other Wolves and Werewolves you control get +1/+1.

Whenever Lord of the Ulvenwald attacks, add or . Until end of turn, you don't lose this mana as steps and phases end.

Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.)

Spiritual Leader — At the beginning of combat on your turn, put a +1/+1 counter on target creature.

Psychic Stimulus — : Add . When you next cast a spell with in its mana cost or activate an ability with in its activation cost this turn, copy that spell or ability. You may choose new targets for the copy. (A copy of a permanent spell becomes a token.)

: Add .

: Draw a card. Activate only if you have exactly seven cards in hand.

: Add .

Raid — When Mardu Warshrieker enters the battlefield, if you attacked this turn, add .

, Sacrifice another creature: Add . Spend this mana only to cast Vampire, Cleric, and/or Demon spells.

, Pay 1 life: Add . Spend this mana only to cast an instant or sorcery spell.

: Reveal any number of artifact cards in your hand. Add for each card revealed this way.

Haste

, , Discard a card: Draw a card.

Whenever you discard one or more artifact cards, add . This ability triggers only once each turn.

Vigilance

: Add .

At the beginning of each upkeep, if a player cast two or more spells last turn, transform Moonscarred Werewolf.

When Myr Moonvessel dies, add .

: Add for each counter on Nardole. Spend this mana only to cast noncreature spells.

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Doctor's companion (You can have two commanders if the other is the Doctor.)

When Nest Invader enters the battlefield, create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this creature: Add ."

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

: Add , , or .

Trample

When Old-Growth Troll dies, if it was a creature, return it to the battlefield. It's an Aura enchantment with enchant Forest you control and "Enchanted Forest has ‘: Add ' and ‘, , Sacrifice this land: Create a tapped 4/4 green Troll Warrior creature token with trample.'"

When Omnath, Locus of Creation enters the battlefield, draw a card.

Landfall — Whenever a land enters the battlefield under your control, you gain 4 life if this is the first time this ability has resolved this turn. If it's the second time, add . If it's the third time, Omnath deals 4 damage to each opponent and each planeswalker you don't control.

: Add .

Discard a card, Sacrifice Overeager Apprentice: Add .

Oyaminartok, Polar Werebear has hexproof if it hasn't dealt damage yet.

Whenever Oyaminartok deals combat damage to a player, create a Food token.

, Sacrifice a Food: Draft a card from Oyaminartok's spellbook. When you do, add . Spend this mana only to cast blue creature spells.

Whenever Pawn of Ulamog or another nontoken creature you control dies, you may create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this creature: Add ."

When Powerstone Engineer dies, create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")

When Priest of Gix enters the battlefield, add .

When Priest of Urabrask enters the battlefield, add .

: Add . Spend this mana only to cast a face-down creature spell, pay a mana cost to turn a manifested creature face up, or pay a morph cost. (A megamorph cost is a morph cost.)

Whenever Radha, Heir to Keld attacks, you may add .

: Add .

Flying

Whenever you cast a spell, put a +1/+1 counter on Ramos, Dragon Engine for each of that spell's colors.

Remove five +1/+1 counters from Ramos: Add . Activate only once each turn.

Rasputin Dreamweaver enters the battlefield with seven dream counters on it.

Remove a dream counter from Rasputin: Add .

Remove a dream counter from Rasputin: Prevent the next 1 damage that would be dealt to Rasputin this turn.

At the beginning of your upkeep, if Rasputin started the turn untapped, put a dream counter on it.

Rasputin can't have more than seven dream counters on it.

Sacrifice Reckless Barbarian: Add .