msem-instigator

Sacrifice Voice of Ambition: Target creature gets +2/+1 until end of turn.

Target creature gets +X/+X and gains vigilance until your next turn, where X is the number of creatures you control.

Vigilance
Whenever you make first contact, put a +1/+1 counter on Volarian Sightseer. (You make first contact the first time each turn you cast a spell with a name not in your graveyard or control already.)

Haste
When Volt Vermin enters the battlefield, it deals damage to target player or planeswalker equal to the number of creatures with flash and/or haste you control.

Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)
Whenever you cast a spell during an opponent's turn, tap target nonland permanent.

Put target attacking or blocking creature on top of its owner's library.
Fuse (You may cast one or both halves of this card from your hand.)

Deathtouch
When Waking Pollution enters the battlefield, you may move all counters from target permanent onto Waking Pollution.

Enchant creature
Enchanted creature can't block or be blocked.
{U}: Enchanted creature gets +1/+0 or -1/-0 until end of turn.

Vigilance
Other Scouts you control get +1/+1 and have vigilance.
{X}, Tap four untapped Scouts you control: Create an X/X green Beast creature token.

When Walking Armory enters the battlefield, return all Equipment cards from your graveyard to the battlefield, then attach them to Walking Armory.

Play with the top card of your library revealed.
Spells you cast that share a creature type with the top card of your library cost {1} less to cast.

Whenever Wandering Conqueror attacks, it explores. (Reveal the top card of your library. Put it into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then you may mill that card.)
As Wandering Conqueror explores a land, you may put that card into your graveyard. Whenever you do, Wandering Conqueror deals 2 damage to target player or planeswalker.

Flash
Whenever a permanent with an Adventure enters the battlefield under your control, put a +1/+1 counter on Wandering Dingo.

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

({T}: Add {G} or {W}.)
Wandering Hamlet enters the battlefield tapped unless you control two or more basic lands.

Post a bounty on target creature. (Put a bounty counter on that creature. It has “When it dies, each opponent draws a card” as long as it has a bounty counter on it.)
Draw a card.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I, II — War's Sorrow deals 1 damage to any target.
III — Each player sacrifices another permanent. Put War's Sorrow on top of its owner's library unless a player has it deal 3 damage to them.
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Prevent all noncombat damage that would be dealt to equipped creature.
Equipped creature has hexproof as long as it's your turn.
Equip {1}

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

Flying, vigilance
When Warden of Seas enters the battlefield, tap all other creatures.
Each opponent can't untap more than one nonland permanent during each of their untap steps.

Flash
Flying
If an effect an opponent controls would cause them to take an extra turn, you take an extra turn instead.
{G}{U}: Return another creature you control to its owner's hand. Activate this ability only once each turn.

Lifelink
{3}{W}: Exile Wardens of the Ulek. Return it to the battlefield under its owner's control at the beginning of the next end step.

Equipped creature gets +2/+2 and has haste and trample.
Whenever another creature you control dies, sacrifice equipped creature.
Equip {1}

Flying

Prevent all damage target attacking creature would deal this turn. If there is a card named Warning Shot in your graveyard, exile that creature.