msem-instigator

Gloomtide Gulf enters tapped.
{T}: Add {U} or {B}.
{1}, {T}: Add one mana of any color.

When Gloomy Waypoint enters, create a 1/1 black Scout creature token.
{T}: Add {W}, {B}, or {G}.

Tithe (As you cast this spell, you may tap three artifacts and/or creatures you control.)
You gain 6 life. If this spell's tithe was paid, draw a card.

Target player draws two cards and loses 2 life. Up to one target creature seeks valor. (Give it that Oath Aura. Fulfill it by it dealing combat damage to a player to create a 2/1 white Soldier token.)

Creatures you control gain first strike and vigilance until end of turn. Permutate. (You may remove a counter from a creature you control. If you do, put two +1/+1 counters on a different creature you control.)

You get a glory counter, then gain life equal to the number of glory counters you have. (You lose glory counters before life. A player with ten or more glory counters wins the game.)
Draw a card.

Lifelink (Damage dealt by this creature also causes you to gain that much life.)
Cycling {B} ({B}, Discard this card: Draw a card.)

When Glowskate Channeler enters, create a green Aura enchantment token named Manta's Wings attached to target creature. The token has enchant creature and “Enchanted creature gets +2/+2.”

When Glowspore Grove enters or leaves the battlefield, create a 1/1 blue Elemental creature token with flying.

Prismatic — Whenever you cast a multicolored spell, you may discard a card. If you do, draw a card.

Flash
As an additional cost to cast this spell, sacrifice a creature or pay {2}.
Defender

When Gnuge-District Hoarder enters, each opponent loses 1 life. You gain life equal to the life lost this way.
Paranoia {1}{B} (You may cast this spell for its paranoia cost when a permanent you control leaves the battlefield.)

Target player discards two cards. Then exile that player's graveyard.

Target creature you control fights target creature you don't control.
Flashback {5}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Enchant player
At the beginning of enchanted player's end step, if they cast a spell this turn, they lose 1 life.

Go Out Guns Blazing deals 2 damage to target player or planeswalker.
Compose (Then if you cast this from your hand, exile it and create a Saga token with “r3—You may cast a copy of this card from exile without paying its mana cost.”)

Pressure {1}{B} (You may cast this spell for its pressure cost if seven or more cards are in your graveyard.)
Destroy target creature.

When Goblin Arsonist dies, you may have it deal 1 damage to any target.

When Goblin Cutpurses enters, target player discards a card, then draws a card.

Goblin Exploration Team gets +1/+0 for each non-Mountain land you control.

When Goblin Rocktosser enters, you may sacrifice a land. If you do, put a +1/+1 counter on Goblin Rocktosser.

When Goblin Sniper dies, you may pay {R}. If you do, it deals 2 damage to target opponent or planeswalker.

First strike (This creature deals combat damage before creatures without first strike.)

Whenever you cast an instant or sorcery spell, target creature can't block this turn.