msem-instigator

Target creature can't block until end of turn. If that creature had a Mount attached to it, unattach that Mount and that Mount can't block until end of turn.
Draw a card.

Menace

Haste
Ride {R} ({R}: Transform this and attach it to target creature you control without a Mount. Ride only as a sorcery.)

(Transform this if it's not attached to a creature. Pay {R} as a sorcery to unattach it.)
Enchant creature you control
Gamhaugen War Swine's rider gets +1/+1 and has haste.

Equipped creature gets +3/+2.
Whenever a land enters the battlefield under your control, you may attach Axe of the Crann to target creature you control.
Equip {4}

Put two +1/+1 counters on target creature. Untap that creature.

Choose one —
• Destroy target artifact or enchantment.
• Barkcrush deals 5 damage to target creature with flying.

Trample
{T}, Sacrifice another creature: You gain 3 life.
Whenever another creature you control dies, put a +1/+1 counter on Bloodbriar Archdruid.

Deathtouch
{T}, Sacrifice another creature: Add two mana of any one color.

Sacrifice another creature: Put a +1/+1 counter on target creature you control. Activate only as a sorcery.

Foretell {1}{G}{G} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)
Choose one. If this spell was foretold, you may choose both instead —
• Create two tapped 1/1 white Peasant creature tokens.
• You gain 7 life.

When Caer Crann Borderscout enters the battlefield, you may search your library for a basic land card, reveal it, and put it into your hand. If you do, shuffle.

When Caer Crann Warleader enters the battlefield, distribute three +1/+1 counters among any number of creatures you control.
Embattled creatures you control have trample. (A creature is embattled if it has a counter on it or a permanent you control attached to it.)

When Crescent of the Harvest Moon enters the battlefield or whenever equipped creature attacks, exile up to one target card from a graveyard.
Equipped creature gets +1/+1.
{X}: Equipped creature becomes a copy of a permanent card with mana value X or less exiled with Crescent of the Harvest Moon until end of turn (even if this becomes unattached). Activate only as a sorcery.
Equip {2}

Reach (This creature can block creatures with flying.)
Whenever Deepwood Spider blocks a creature with flying, Deepwood Spider gains deathtouch until end of turn.

Vigilance, ward {1}
{T}: Add one mana of any color. If that mana is spent on a creature spell, it enters the battlefield with an additional +1/+1 counter on it.

Once each turn, when another creature is returned to your hand from the battlefield, you may put a +1/+1 counter on Esalia's Courser.
{1}{G}: Esalia's Courser gains trample and vigilance until end of turn.

Reach
Once each turn, when a creature you control dies, you may draw a card.

You may play lands from your graveyard.
Whenever a land enters the battlefield under your control, create a 1/1 white Peasant creature token.

Equipped creature gets +2/+2 and has trample.
Equip {2}

Flash
Reach
Glimmerbark Treant enters the battlefield with X +1/+1 counters on it.
When Glimmerbark Treant leaves the battlefield, you gain life equal to its power.

When Hamlet Bounder enters the battlefield, choose one —
• Destroy target artifact or enchantment.
• Create a 1/1 white Peasant creature token.

Put a +1/+1 counter on target creature you control. Then that creature fights target creature you don't control. (Each deals damage equal to its power to the other.)

Vigilance
Imisti's Commando can't be blocked by creatures with lesser power.
Whenever Imisti's Commando deals combat damage to a player, draw a card.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. You gain 3 life.