, : Choose target non-Wall creature the active player has controlled continuously since the beginning of the turn. That player may pay , where X is that creature's converted mana cost. If they don't pay, the creature attacks this turn if able, and at the beginning of the next end step, destroy it if it didn't attack this turn. Activate this ability only before attackers are declared.

Mutate (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.)

Menace (This creature can't be blocked except by two or more creatures.)

Whenever this creature mutates, each opponent discards a card.

Flying

At the beginning of your upkeep, sacrifice Chisei, Heart of Oceans unless you remove a counter from a permanent you control.

: Dragon Whisperer gains flying until end of turn.

: Dragon Whisperer gets +1/+0 until end of turn.

Formidable — : Create a 4/4 red Dragon creature token with flying. Activate this ability only if creatures you control have total power 8 or greater.

Nonbasic landwalk (This creature can't be blocked as long as defending player controls a nonbasic land.)

Flying

Ethereal Whiskergill can't attack unless defending player controls an Island.

, Discard a card: Counter target spell if it has the same converted mana cost as the discarded card.

You may choose not to untap Hisoka's Guard during your untap step.

, : Target creature you control other than Hisoka's Guard has shroud for as long as Hisoka's Guard remains tapped. (It can't be the target of spells or abilities.)

Whenever a creature attacks you, its controller loses 1 life.

Whenever Historian of Zhalfir attacks, if you control a Teferi planeswalker, draw a card.

If you control a Swamp, destroy target nonblack creature.

Splice onto Arcane—Exile four cards from your graveyard. (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

When Kaho, Minamo Historian enters the battlefield, search your library for up to three instant cards and exile them. Then shuffle your library.

, : You may cast a spell with converted mana cost X from among cards exiled with Kaho without paying its mana cost.

Enchant creature

Cumulative upkeep or (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

You control enchanted creature.

When Krovikan Whispers is put into a graveyard from the battlefield, you lose 2 life for each age counter on it.

Gain control of target creature until end of turn. Untap that creature. It gets +2/+0 and gains haste until end of turn.

Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

You draw two cards and you lose 2 life.

Art rampage 2 (Whenever this creature becomes blocked by a creature, it gets +2/+2 for each creature in the blocker's art beyond the first.)

Until end of turn, each creature target player controls loses all abilities and becomes a blue Frog with base power and toughness 1/1.

Whenever you cast a legendary spell, draw a card.

Target creature gets +4/+0 until end of turn. Another target creature gets -4/-0 until end of turn.

At the beginning of your upkeep, sacrifice a Snake.

Whenever Shisato, Whispering Hunter deals combat damage to a player, that player skips their next untap step.

Whenever you cast a white spell, Thistledown Duo gets +1/+1 until end of turn.

Whenever you cast a blue spell, Thistledown Duo gains flying until end of turn.

Flash

Affinity for artifacts (This spell costs less to cast for each artifact you control.)

: Target creature gets +1/+0 until end of turn.

Put target attacking or blocking creature on top of its owner's library.

: Search your library for a card named Whisper Squad, put it onto the battlefield tapped, then shuffle your library.

: Add .

Ferocious — : Add . Activate this ability only if you control a creature with power 4 or greater.

Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

Whenever you surveil for the first time each turn, Whispering Snitch deals 1 damage to each opponent and you gain 1 life.

Target opponent discards a card at random.

Delirium — If there are four or more card types among cards in your graveyard, that player discards two cards at random instead.

Equipped creature can't be blocked and has shroud. (It can't be the target of spells or abilities.)

Equip

At the beginning of your end step, manifest the top card of your library. (Put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)

Sacrifice Whisperwood Elemental: Until end of turn, face-up nontoken creatures you control gain "When this creature dies, manifest the top card of your library."