msem-instigator

{T}: Add {C}.
{5}, {T}, Sacrifice Wildkin Grove: Create three 1/1 colorless Shapeshifter creature tokens with changeling. (They're every creature type.)

Enchant creature
Enchanted creature gets +3/+3 and has trample.

Transcend (Activate as a sorcery to gain the next type and a +1/+1 counter.)
When Mahara enters, if you cast them, destroy all other creatures.
{W}{B}: Angel — You gain 4 life and amass Soldiers 4. (Put four +1/+1 counters on an Army you control. It's also a Soldier. If you don't control one, create an 0/0 black Soldier Army creature token first.)
{5}{W}{B}: Elder — Amass Soldiers 20.

Flying, lifelink
Whenever Blackhearted Sphinx attacks, you may pay 3 life. If you do, draw a card.

Whenever a player cycles a card, Possibility Grinder gets +2/+2 until end of turn.

Vollta Patrician gets +1/+1 as long as you control a Forest.
{1}{G}: Regenerate Vollta Patrician. (The next time this creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

When Woken Wave dies, you may exile it. If you do, return target card from your graveyard to the battlefield face down.

Snowy Misthorn can block creatures with distorted as though it was tapped.

Haste (This creature can attack and {T} as soon as it comes under your control.)
Olson's Sky Brigade has flying as long as you control another attacking Pirate.

Landfall — Whenever a land you control enters, target player loses 1 life and you gain 1 life.

At the beginning of your end step, if a counter was put on a permanent you control or controlled this turn, draw a card.

Choose two —
• Return target permanent card from your graveyard to your hand.
• Put two +1/+1 counters on target creature.
• Destroy target artifact or enchantment.
• Target player reveals the top three cards of their library. They may put a creature card from among them into their hand. They put the rest into their graveyard.

Tap up to two target creatures. Those creatures don't untap during their controller's next untap step.

{3}{R}: Attacking creatures you control get +1/+0 until end of turn.

Encourage ({T}: Another target creature you control gets +1/+1 until end of turn. Encourage only as a sorcery.)
Whenever a creature deals combat damage to a player, if it was encouraged by Herald of the White Orchid this turn, create a 1/1 white Soldier creature token.

Recruit four times. (To recruit, create a 0/0 white Soldier Army creature token, then put a +1/+1 counter on each Army you control.)

Vigilance
Whenever Asamund attacks, choose up to one each of target Dwarf, Elf and Human. Those creatures get +1/+0 until end of turn.
When you attack with at least one each of Dwarf, Elf, and Human, exile up to one target nonland permanent. Do this only once.

When Artistic Vision enters, create two 1/1 colorless Construct artifact creature tokens.
Whenever you cast an instant or sorcery spell, you may tap two untapped artifacts you control. If you do, copy that spell. You may choose new targets for the copies.

Creatures can't attack you or planeswalkers you control unless their controller pays 2 life for each of those creatures.

Enchant creature
Whenever enchanted creature deals damage to an opponent, you may draw a card.

Defender
When Wall of Rime enters, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

Lifelink
Sacrifice Devoted Apothecary: Remove a counter from target permanent.

Equipped creature gets +1/+1 for each charge counter on Bloodstained Knife.
{2}, Sacrifice a creature: Put a charge counter on Bloodstained Knife.
Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Out-of-Depth Amateur can't attack or block alone.
Attain {4}{R} ({4}{R}: Transform this. Spend at least three colors of mana to activate this, and only as a sorcery.)

Whenever you cast or copy an instant or sorcery spell this turn, Instant of Brilliance deals 1 damage to each opponent.
Copy target instant or sorcery spell you control. You may choose new targets for the copy.