When Wayward Drek enters, create a 1/1 colorless Cyborg artifact creature token.
Cybersoul {3}{W/B}

Flying
Whenever Weather Elemental enters or attacks, it acclimates.
If a triggered ability of a Weather you control would trigger, it triggers an additional time.

{T}: Add {C}.
{T}: Add one mana of any color. If you don't control a Weather, spend this mana only to cast a Weather spell.

Lifelink
When Weathered Blackguard enters, you may attach target Equipment you control to it.
Wander {2}{B}

Reveal the top three cards of your library. You may put a creature, enchantment, or land card from among them into your hand and the rest on the bottom of your library in any order.

Whenever another nontoken creature you control enters, you may pay {1}. If you do, create a white Subroutine enchantment token named ALARM with “Whenever this Subroutine runs, create a 1/1 white Citizen creature token.”

Flying
{2}: Exile the top card of your library face down. You may look at it as long as it remains exiled.
During each of your opponents' turns, you may cast a card exiled with Weaver of Fates as though it had flash.

This spell costs {2} less to cast if a Subroutine ran under your control this turn.
When this creature dies, cache the top card of your library face down.

Creatures your opponents control get -1/-0.
Spellcharge 5

Flying
Ward—Discard a card.
You may have this creature enter as a copy of a creature card in your graveyard not named Weft Dancer, except it has flying and “Ward—Discard a card.”

{1}, {T}: Target permanent you control becomes an artifact in addition to its other types until end of turn.
Sacrifice Welding Rig: Target artifact gains indestructible until end of turn.

Flash
This spell costs {X} less to cast, where X is the number of Plains you control plus the number of cards with a cycling ability in your graveyard.
When this enchantment enters, exile target nonland permanent an opponent controls until this enchantment leaves the battlefield.
Plainscycling {2}

You may cast this spell as though it had flash if you activated a nonmana ability this turn.
Target artifact or creature's owner puts it on their choice of the top or bottom of their library.

Flying
When Whipwing Dragonfly enters, you gain 2 life.

Destroy target tapped creature.

Flash
Flying
When Whirring Inspector enters, target player reveals their hand. You may exile a nonland card from among them until your next turn. When you don't, exile up to one target nonland permanent that player controls until your next turn.

{3}: Whispering Runt gets +1/+1 until end of turn. If you spent at least {U}{R}{W} to activate this ability, you may transform Whispering Runt.

At the beginning of combat on your turn, if you've spent at least five mana to cast spells this turn, creatures you control get +1/+1 and gain trample until end of turn.

At the beginning of your end step, you gain 1 life.
Whitecliff Guardian gets +0/+1 for each 1 life you have above your starting life total.

Whenever a creature entering the battlefield under your control causes an ability of a permanent you control to trigger, draw a card. This ability triggers only once each turn.

Create X 1/1 white Insect creature tokens with flying.
Flashback—{3}{W}{W}, Tap X untapped creatures you control.

This creature gets +1/+1 for each card with a cycling ability in your graveyard.
Cycling {2}

When Widowed Maiden enters, return target creature card from your graveyard to your hand.
Spellcharge 3

Haste
When Wildfang Cavalier dies, create a 3/1 red Dinosaur creature token. It gains haste until end of turn. If it's your combat phase, there is an additional combat phase after this phase.

When this creature dies, it deals 2 damage to each opponent and you gain 2 life.
{6}{B}, Exile this card from your graveyard: It deals 3 damage to each opponent and you gain 3 life.