msem-instigator

As an additional cost to cast this spell, discard a card.
Draw two cards. Add one mana of any color.

Consuming Flame deals 6 damage to target creature.
Ferocious — If you control a creature with power 4 or greater, the damage can't be prevented and that creature can't be regenerated this turn.

Escalate {G} (Pay this cost for each mode chosen beyond the first.)
Choose one or more —
• Target creature gets +3/+2 until end of turn.
• Target creature gains trample and hexproof until end of turn.

Destroy target artifact or enchantment. Create a 1/1 green Saproling creature token.

Enchant creature
Enchanted creature gets +2/+1 and has “Whenever this creature attacks, target creature an opponent controls can't block this turn.”

Trample
When Contentious Yak enters, another target creature you control gets +1/+1 and gains trample until end of turn.

Destroy target land. Continental Collapse deals 2 damage to that land's controller.

{T}: Add {C}.
{T}, Sacrifice a Clue: Draw a card.

Controlled Burn deals 2 damage to target player or planeswalker.
At the beginning of your upkeep, you may exile Controlled Burn from your graveyard. If you do, it deals 2 damage to target player or planeswalker.

For each nonland permanent you control, you may create a token that's a copy of it. If it's a creature, it gains haste. Exile all tokens created this way at the beginning of the next end step.

Destroy target artifact. Create two 1/1 colorless Servo artifact creature tokens.

Target creature you control deals damage equal to its power to target creature. Excess damage is dealt to that creature's controller or to a battle that player protects instead.

When Convocation Elder enters, create two 1/1 green Elf creature tokens.
{1}{G}, Discard Convocation Elder: Create a 1/1 green Elf creature token. Draw a card. Activate only as a sorcery.

Landfall — Whenever a land you control enters, Convoy's Companion gets +1/+1 until end of turn. If that land was a Desert, put a +1/+1 counter on it instead.

This spell can't be countered.
Coppergild Mercenary has hexproof as long as it has one or more counters on it.
Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Whenever Copse Crusher becomes blocked by one or more creatures, it gets +2/+2 until end of turn for each creature blocking it.

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Menace
Whenever a card leaves your graveyard for the first time each turn, invigorate 1. (Choose a creature with the least power among creatures you control and put a +1/+1 counter on it.)

Vigilance, trample
Whenever you draw your second card each turn, put a +1/+1 counter on Coralblade Cohort.
Cycling {G} ({G}, Discard this card: Draw a card.)

Trample
Whenever you cast a noncreature spell, put a +1/+1 counter on Coralhide Wurm.

Concord — When Coralight Communer enters, if there are four or more card types among permanents you control, draw a card.

Flash
When Coralight Lifebloom enters, create a green Aura enchantment token named Kelpcrown attached to target creature you control. The token has enchant creature and “Enchanted creature has hexproof.”

Whenever you cast a white spell, creatures you control get +1/+0 until end of turn.
Whenever you cast a blue spell, draw a card, then discard a card.

Reach
When Cordial Ticketmaster enters, put a +1/+1 counter on target creature.

Enchant opponent
Whenever enchanted opponent casts a spell, you may reveal cards from the top of your library until you reveal a nonland card that costs less. Exile that card, and put the rest on the bottom in a random order. You may play the exiled card until the end of your next turn.