When Woodland Acolyte enters, draw a card.

Whenever one or more tokens you control enter, put that many +1/+1 counters on Woodland Champion.

Vigilance

Vigilance, trample

Converge — Woodland Wanderer enters with a +1/+1 counter on it for each color of mana spent to cast it.

Whenever you cast a spell that's both black and green, Woodlurker Mimic has base power and toughness 4/5 until end of turn and gains wither until end of turn. (It deals damage to creatures in the form of -1/-1 counters.)

Trample

Parley — Whenever Woodvine Elemental attacks, each player reveals the top card of their library. For each nonland card revealed this way, attacking creatures you control get +1/+1 until end of turn. Then each player draws a card.

Exile a creature card from your graveyard: Regenerate Woodwraith Strangler.

Woolly Mammoths has trample as long as you control a snow land.

Reach (This creature can block creatures with flying.)

Whenever Woolly Spider blocks a creature with flying, Woolly Spider gets +0/+2 until end of turn.

Workhorse enters with four +1/+1 counters on it.

Remove a +1/+1 counter from Workhorse: Add .

When Workshop Assistant dies, return another target artifact card from your graveyard to your hand.

Trample

When Workshop Warchief enters, you gain 3 life.

When Workshop Warchief dies, create a 4/4 green Rhino Warrior creature token.

Blitz (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.)

At the beginning of your upkeep, you may choose a card type. If you do, each player sacrifices a permanent of their choice of that type.

Flying, trample

When Worldgorger Dragon enters, exile all other permanents you control.

When Worldgorger Dragon leaves the battlefield, return the exiled cards to the battlefield under their owners' control.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Worldsoul Colossus enters with X +1/+1 counters on it.

When Wormfang Behemoth enters, exile all cards from your hand.

When Wormfang Behemoth leaves the battlefield, return the exiled cards to their owner's hand.

Flying

When Wormfang Drake enters, sacrifice it unless you exile a creature you control other than Wormfang Drake.

When Wormfang Drake leaves the battlefield, return the exiled card to the battlefield under its owner's control.

When Wormfang Newt enters, exile a land you control.

When Wormfang Newt leaves the battlefield, return the exiled card to the battlefield under its owner's control.

: Target creature can't be blocked this turn.

: Wormwood Treefolk gains forestwalk until end of turn and deals 2 damage to you. (It can't be blocked as long as defending player controls a Forest.)

: Wormwood Treefolk gains swampwalk until end of turn and deals 2 damage to you. (It can't be blocked as long as defending player controls a Swamp.)

When Wort, the Raidmother enters, create two 1/1 red and green Goblin Warrior creature tokens.

Each red or green instant or sorcery spell you cast has conspire. (As you cast the spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose new targets for the copy.)

: Add one mana of any color.

, : Another target creature gets +3/+3 and gains trample until end of turn.

Flash

At the beginning of your end step, if you haven't cast a spell from your hand this turn, create a 2/2 white Spirit creature token with flying.

Trample

Whenever a Dinosaur you control is dealt damage, it deals that much damage to any target that isn't a Dinosaur.

Flash

When Wreck Hunter enters, choose target player. You create a tapped Powerstone token for each nonland card in that player's graveyard that was put there from the battlefield this turn. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")

Reach (This creature can block creatures with flying.)

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

When Wrench-Rigger enters, it assembles a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.)

Champion an Elf (When this creature enters, sacrifice it unless you exile another Elf you control. When this creature leaves the battlefield, that card returns to the battlefield.)

: Create a 2/2 green Wolf creature token.

Wolves you control have deathtouch.

Whenever another creature enters, you lose 1 life.

When Wretched Camel dies, if you control a Desert or there is a Desert card in your graveyard, target player discards a card.

When Wretched Throng dies, you may search your library for a card named Wretched Throng, reveal it, put it into your hand, then shuffle.

Devoid (This card has no color.)

When you cast this spell, create two 0/1 colorless Eldrazi Spawn creature tokens with "Sacrifice this creature: Add ."

Reach

Whenever you sacrifice another Eldrazi, put a +1/+1 counter on Writhing Chrysalis.

Wu Admiral gets +1/+1 as long as an opponent controls an Island.

: Wu Longbowman deals 1 damage to any target. Activate only during your turn, before attackers are declared.

When Wu Spy enters, look at the top two cards of target player's library. Put one of them into their graveyard.

Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.)

If a creature you control attacking causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Deathtouch, lifelink

When Wurmcoil Engine dies, create a 3/3 colorless Phyrexian Wurm artifact creature token with deathtouch and a 3/3 colorless Phyrexian Wurm artifact creature token with lifelink.

When Wurmskin Forger enters, distribute three +1/+1 counters among one, two, or three target creatures.

Trample

Whenever Wyleth, Soul of Steel attacks, draw a card for each Aura and Equipment attached to it.

If you would roll one or more dice, instead roll that many dice plus one and ignore the lowest roll.

Whenever you roll one or more dice, put a +1/+1 counter on Wyll, Blade of Frontiers.

Choose a Background (You can have a Background as a second commander.)

Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

At the beginning of your upkeep, choose target opponent. Until end of turn, that player can't cast spells, you may look at the top card of their library any time, you may play the top card of their library, and you may spend mana as though it were mana of any color to cast spells this way.

Flying

Whenever Xantid Swarm attacks, defending player can't cast spells this turn.

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

, : Put a petrification counter on target creature. It gains defender and becomes a colorless artifact in addition to its other types. Its activated abilities can't be activated. (A creature with defender can't attack.)

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

: Until end of turn, Xathrid Slyblade loses hexproof and gains first strike and deathtouch. (It deals combat damage before creatures without first strike. Any amount of damage it deals to a creature is enough to destroy it.)

Indestructible

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

At the beginning of combat on your turn, another target creature you control gains haste and gets +X/+X until end of turn, where X is that creature's power.

Xenosquirrels enters with two +1/+1 counters on it.

After you roll a die, you may remove a +1/+1 counter from Xenosquirrels. If you do, increase or decrease the result by 1.

Horsemanship (This creature can't be blocked except by creatures with horsemanship.)

Sacrifice Xiahou Dun, the One-Eyed: Return target black card from your graveyard to your hand. Activate only during your turn, before attackers are declared.