When you cast a creature spell, sacrifice Skittering Horror.

Flying

Slurrk, All-Ingesting enters the battlefield with five +1/+1 counters on it.

Whenever Slurrk or another creature you control dies, if it had a +1/+1 counter on it, put a +1/+1 counter on each creature you control that has a +1/+1 counter on it.

Partner (You can have two commanders if both have partner.)

You may tap Snickering Squirrel to increase the result of a die any player rolled by 1.

Flying

, Return a land you control to its owner's hand: Target creature with power 2 or less can't be blocked this turn.

: Choose two target blocking creatures an opponent controls. If each of those creatures could block all creatures that the other is blocking, remove both of them from combat. Each one then blocks all creatures the other was blocking.

Whenever Sorrow's Path becomes tapped, it deals 2 damage to you and each creature you control.

Whenever an opponent casts a creature spell, Soul Barrier deals 2 damage to that player unless they pay .

Partner with Soulblade Renewer (When this creature enters the battlefield, target player may put Soulblade Renewer into their hand from their library, then shuffle.)

Deathtouch

Whenever a creature with a +1/+1 counter on it attacks one of your opponents, that creature gains deathtouch until end of turn.

When Sparring Construct dies, put a +1/+1 counter on target creature you control.

When Sparring Mummy enters the battlefield, untap target creature.

Spire Barrage deals damage to any target equal to the number of Mountains you control.

Gain control of target creature you don't control until end of turn. Untap that creature. It gains haste until end of turn.

Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

When Squirrel Dealer enters the battlefield, ask a person outside the game "Do you like Squirrels?" If they do, create a 1/1 green Squirrel creature token.

Squirrel Mob gets +1/+1 for each other Squirrel on the battlefield.

When Squirrel Sanctuary enters the battlefield, create a 1/1 green Squirrel creature token.

Whenever a nontoken creature you control dies, you may pay . If you do, return Squirrel Sanctuary to its owner's hand.

When Squirrel Squatters enters the battlefield, open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)

Whenever Squirrel Squatters attacks, create a 1/1 green Squirrel creature token that's tapped and attacking for each Attraction you've visited this turn.

Visit — You have five seconds to stack dice on top of one another. If you stack at least five dice, claim the prize

Prize — Create a 1/1 green Squirrel creature token for each die you stacked above the fourth, then sacrifice Squirrel Stack and open an Attraction.

Lights — 2, 4, 6

Visit — You have five seconds to stack dice on top of one another. If you stack at least five dice, claim the prize

Prize — Create a 1/1 green Squirrel creature token for each die you stacked above the fourth, then sacrifice Squirrel Stack and open an Attraction.

Lights — 3, 4, 6

Visit — You have five seconds to stack dice on top of one another. If you stack at least five dice, claim the prize

Prize — Create a 1/1 green Squirrel creature token for each die you stacked above the fourth, then sacrifice Squirrel Stack and open an Attraction.

Lights — 4, 5, 6

, Sacrifice a land: Create two 1/1 green Squirrel creature tokens.

, Sacrifice a land: Squirrel creatures get +1/+1 until end of turn.

Whenever Stangg, Echo Warrior attacks, create Stangg Twin, a legendary 3/4 red and green Human Warrior creature token. It enters the battlefield tapped and attacking. For each Aura and Equipment attached to Stangg, create a token that's a copy of it attached to Stangg Twin. Sacrifice all tokens created this way at the beginning of the next end step.

Whenever you roll a 5 or higher on a die, Steel Squirrel gets +X/+X until end of turn, where X is the result.

: Roll a six-sided die.

Defender (This creature can't attack.)

, : Stinging Barrier deals 1 damage to any target.

Defender

When Stirring Bard enters the battlefield, you take the initiative.

Mantle of Inspiration — : Target creature gains menace and haste until end of turn.

Stone Quarry enters the battlefield tapped.

: Add or .

Whenever Stubborn Burrowfiend becomes saddled for the first time each turn, mill two cards, then Stubborn Burrowfiend gets +X/+X until end of turn, where X is the number of creature cards in your graveyard.

Saddle 2 (Tap any number of other creatures you control with total power 2 or more: This Mount becomes saddled until end of turn. Saddle only as a sorcery.)

Whenever Subterranean Schooner attacks, target creature that crewed it this turn explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on that creature, then put the card back or put it into your graveyard.)

Crew 1

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

When Subterranean Shambler enters or leaves the battlefield, it deals 1 damage to each creature without flying.

Subterranean Tremors deals X damage to each creature without flying. If X is 4 or more, destroy all artifacts. If X is 8 or more, create an 8/8 red Lizard creature token.

Trample

Other creatures you control have trample.

Whenever another nontoken creature enters the battlefield under your control, put a +1/+1 counter on it. It gains haste until end of turn.

Formidable — At the beginning of combat on your turn, if creatures you control have total power 8 or greater, target creature you control gains haste until end of turn.

Landfall — Whenever a land enters the battlefield under your control, Surrakar Marauder gains intimidate until end of turn. (It can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Return an instant card at random from your graveyard to your hand.

Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Choose one or both —

• Put target creature on top of its owner's library.

• Return target creature to its owner's hand.

Talas Warrior can't be blocked.

, Sacrifice another artifact or creature: Draw a card. Activate only as a sorcery.

, , Discard your hand: Transform Tarrian's Journal.

Tendrils of Corruption deals X damage to target creature and you gain X life, where X is the number of Swamps you control.

Whenever Terra Ravager attacks, it gets +X/+0 until end of turn, where X is the number of lands defending player controls.

: Choose a basic land type. Each land you control becomes that type until end of turn.

: Add .

, : You may put a basic land card from your hand onto the battlefield tapped.

, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Trample

Terravore's power and toughness are each equal to the number of land cards in all graveyards.

Kicker (You may pay an additional as you cast this spell.)

When Territorial Allosaurus enters the battlefield, if it was kicked, it fights another target creature.

Whenever a creature with power 4 or greater enters the battlefield under your control, Territorial Boar gets +1/+1 and gains vigilance until end of turn.

Trample

Whenever you get one or more (energy counters), Territorial Gorger gets +2/+2 until end of turn.

Flying, haste

At the beginning of combat on your turn, choose an opponent at random that Territorial Hellkite didn't attack during your last combat. Territorial Hellkite attacks that player this combat if able. If you can't choose an opponent this way, tap Territorial Hellkite.

Domain — Territorial Maro's power and toughness are each equal to twice the number of basic land types among lands you control.

Trample

Landfall — Whenever a land enters the battlefield under your control, put a +1/+1 counter on Territorial Scythecat.

When Territory Forge enters the battlefield, if you cast it, exile target artifact or land.

Territory Forge has all activated abilities of the exiled card.

Menace

Whenever Terror Ballista attacks, you may sacrifice another creature. When you do, destroy target creature an opponent controls.

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)