Whenever Spear of the Sun-Crowned attacks, if you control two or more enchanted creatures, it gains lifelink until end of turn.

As an additional cost to cast this spell, exile two permanent cards from your graveyard.
Whenever Spikey, Jack's Gravetiller deals combat damage to a player, return a card exiled with it to its owner's hand.
You may cast Spikey from your graveyard.

Whenever you amp it up, Spirit of the Crowd gets +1/+1 and gains trample until end of turn.

When this creature transforms into Splintered Soul, create X 3/1 colorless Cyborg Soldier artifact creature tokens.
Whenever Splintered Soul or another Cyborg you control dies, you gain 1 life.

{2}, Sacrifice Spry Illuminator: Destroy target enchantment or noncreature artifact.

Flying
Drop — When Staggering Wyvern enters, if you didn't cast any creature spells during your last turn, tap up to two target creatures. Those creatures don't untap during their controller's next untap step.

Flash

Menace
Surface {3}{B}{B}

Steamveil Model enters with a +1/+1 counter on it.

First strike
Cybersoul {4}{W}

First strike
Amity — Whenever Tempered Fowl attacks, it deals 1 damage to up to one target creature. It can't block this turn. If exactly one other creature attacked with it, this ability triggers three times instead.

Flash
When Tempo Arbiter enters, up to one target creature gets -X/-0 until end of turn, where X is the number of artifacts you control.

When Terror of Olantin enters, create a number of 1/1 blue Tentacle creature tokens equal to your devotion to green.

Test Subject Alpha enters with a +1/+1 counter and a trample counter on it.
At the beginning of your upkeep, you may move a counter from Test Subject Alpha onto another creature.

{T}: Add {C}.
Spellcharge 4

Flash
Whenever Thassa's Tideshaper attacks, defending player mills two cards and you draw a card. Then discard a card unless defending player has eight or more cards in their graveyard.

When Thornlasher Mortis enters, mill two cards.
Whenever one or more cards leave your graveyard, create a 1/1 green Saproling creature token. This ability triggers only once each turn.

Flying
Ward—{2}, Pay 2 life.
Whenever you cast a noncreature spell, draw a card.

When Tiril Ambassador enters, you may return target nonland card from your graveyard to your hand. You lose life equal to its mana value.
Basic landcycling {1}{U}

Trailblazer Anarch has first strike as long as it's your turn.

This spell costs {1} less to cast for each Elemental you control.
Haste

Approval — When Triumphant Herd enters, you gain X life, where X is the number of colors among permanents you control.

As long as Undeniable Groove has power 4 or greater, it must be blocked if able.

Flying
Ward—Discard a card.
You have “Ward—Discard a card.”
At the beginning of your upkeep, your life total becomes equal to your devotion to black.

Indestructible
Equipped creature has indestructible as long as it's your turn.
Equip {1}
Spellcharge 5