Approval — When Warrant-Borne Cop enters, target player reveals X cards from their hand, where X is the number of colors among permanents you control. You choose one of them. That player discards that card.

{T}: Add {C}.
Whenever Wasted Watchpost deals combat damage to a player, you may sacrifice it. When you do, destroy target nonbasic land that player controls.
Spellcharge 3

Landfall — Whenever a land you control enters, each opponent loses 1 life.

Artifact spells you cast cost {1} less to cast.
Whenever Waveform Harnessing Unit or another artifact you control enters, target creature gets +1/+1 and gains lifelink until end of turn.

{T}: Target land you control becomes the basic land type of your choice until end of turn.
{2}{U}, {T}: Draw a card, then discard a card. This ability costs {2} less to activate if you control four or more lands with different names.

Trample
Drop — When Wavelength Synchronizer enters, if you didn't cast any creature spells during your last turn, you gain 4 life.

Ward—Pay 8 life.
You may have Wayward Coalescence assign its combat damage as though it weren't blocked.

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.

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.

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

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

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.

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.

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

{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.