msem-instigator

{R}: You may put a Rebel creature card from your hand onto the battlefield. That creature gains haste. Sacrifice the creature at the beginning of the next end step.

First strike, trample
{2}{R}, Sacrifice a land: Corrignos' Rage gets +3/+0 until end of turn.

Menace (This creature can't be blocked except by two or more creatures.)
Whenever Crazed Bruiser attacks, it gets +2/+0 until end of turn.

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

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Whenever you cast a noncreature spell, target creature can't block this turn.

Motivate 3 (When this creature enters the battlefield, you may motivate target creature with less power than this by putting three +1/+1 counters on it.)
When General Merthilios motivates a creature, that creature gains first strike, trample, and haste until end of turn.

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

{T}: Target creature with power 2 or less can't be blocked this turn.

Haste (This creature can attack and {T} as soon as it comes under your control.)
Motivate 2 (When this creature enters the battlefield, you may motivate target creature with less power than this by putting two +1/+1 counters on it.)

Enchant creature (Target a creature as you cast this. This card enters the battlefield attached to that creature.)
Enchanted creature gets +2/+1 and has trample.

Harpoon Launching deals 3 damage to any target. Create a 1/1 red Goblin creature token.

{R}: Igniting Lavaling gets +1/+0 until end of turn.
{4}{R}, Sacrifice Igniting Lavaling: It deals 3 damage to any target.

Whenever a land enters the battlefield under your control, you may have target creature get +1/+0 and gain first strike until end of turn.

[+2]: Up to one target creature gets +1/+0 and gains first strike and haste until end of turn.
[–3]: Jeska deals 3 damage to target creature. If that creature is an artifact, she deals 5 damage instead.
[–10]: You get an emblem with “Creatures you control get +2/+0.” and “All creatures have haste and can't block.”

Choose two —
• Attacking creatures target player controls get +2/+0 and gain first strike until end of turn.
• Jeska's Command deals 3 damage to target creature.
• Creatures target player controls without flying can't block this turn.
• Target player exiles the top card of their library. Until the end of their next turn, they may play that card.

Flying (This creature can't be blocked except by creatures with flying or reach.)
When Loot Hoarder Dragon enters the battlefield, gain control of target artifact.

Motivate 1 (When this creature enters the battlefield, you may motivate target creature with less power than this by putting a +1/+1 counter on it.)
When Merthilios' Escort motivates a creature, that creature gains first strike until end of turn.

Molten Ritual deals 3 damage to target creature. If that creature would die this turn, exile it instead.

Gain control of target creature with power 2 or less until end of turn. Untap that creature. It gains haste until end of turn.

Whenever you cast a noncreature spell, Novice Pyromancer deals 1 damage to target player or planeswalker.

Reach (This creature can block creatures with flying.)
Whenever a land enters the battlefield under your control, Rammanethi Sandshaper deals 1 damage to target creature with flying.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Scorchland Vandal attacks each combat if able.

Seismic Strike deals damage to target creature equal to the number of Mountains you control.

When Spreading Dissent enters the battlefield, exile all creatures until Spreading Dissent leaves the battlefield.
{X}: Put a random creature card with mana value X exiled with Spreading Dissent onto the battlefield. Any player may activate this ability.

As an additional cost to cast this spell, discard a card.
Draw two cards. Then if you cast another instant or sorcery spell this turn, draw a card.