msem-instigator

Angel spells you cast cost {1} less to cast.

Flying
Whenever Wandering Dragonfly or another creature you control enters, you may draw a card. If you do, discard a card.

Flying, ward {3}
Inspired — Whenever Wang Xi becomes untapped, choose a nonbasic card name, then reveal the top five cards of your library. Put all cards with the chosen name from among them into your hand and the rest on the bottom of your library in any order.

War-Pride Champion can't be blocked by creatures with power 2 or less.
Stampede — Whenever War-Pride Champion and a creature with greater power attack, target creature you control gets +2/+2 until end of turn.

Glorious end — When Warband Commander dies, if it was tapped, put a +1/+1 counter on each creature you control that attacked this turn.

Flying
Whenever Warden of Lives attacks, you may cast a creature card from your graveyard. If you do, that creature enters tapped and attacking.
If Warden of Lives would die, it phases out instead.

When this creature enters, create a 1/1 black Bat creature token with flying and “This creature can't block.”

Vigilance
Whenever Warfield Excavator attacks, you may exile target card from a graveyard.
Warfield Excavator gets +1/+1 for each card type among cards exiled with it.

Whenever Warhound Shuja attacks, look at the top three cards of your library. You may put a creature card with mana value less than or equal to Shuja's power from among them onto the battlefield tapped and attacking. Put the rest on the bottom of your library in any order.

You may pay {0} rather than pay the glitch cost for spells you cast.
Whenever you cast a glitched spell, Warped Glitchmage deals 1 damage to target opponent.

Warped Recluse can't be blocked by creatures with greater power.
Whenever Warped Recluse attacks and isn't blocked, exile target creature defending player controls. At the beginning of that card's owner's next upkeep, return it to the battlefield under their control.

Trample, haste
Defiance (Whenever this creature takes damage, if it survives and wasn't defiant, put a +1/+1 counter on it and it becomes defiant.)
Whenever Wastewolf attacks, it deals 1 damage to any other target.

Slipstream (This creature can't be blocked as long as only creatures with slipstream are attacking.)
{3}{U}: Target creature gains slipstream until end of turn.

Prowess
Whenever you cast a noncreature spell, target creature can't block this turn.

Flying
Whenever another creature you control enters, you may have Waxing Celestial get +1/+1 until end of turn.

Survivors you control have double strike.

At the beginning of your upkeep, each player draws a card.

When Wayfaring Swindler enters, destroy all permanents attached to target creature.

{2}{R}: Creatures you control get +1/+0 until end of turn.
{1}{G}: Creatures you control gain trample until end of turn.

Whenever an enchantment you control enters, target opponent loses 1 life and you gain 1 life.

This spell costs {1} less to cast for each creature you control that attacked this turn.
First strike
Whenever Weavetide Militia and at least one other creature attack, creatures you control get +1/+0 until end of turn.

Deathtouch
Each opponent's maximum hand size is reduced by the number of poison counters that player has.

Advance {5}{B}{B} (Cast this for {5}{B}{B} to advance it as it enters. {5}{B}{B}: Advance this as a sorcery.)
Whenever Well-Oiled Sniper advances, target creature gets -3/-3 until end of turn.

Flying, prowess
{U}{R}, Exile an instant or sorcery card from your graveyard: Whimsical Elemental gets +1/+1 until end of turn.