Endrek Sahr, Master Breeder

Whenever you cast a creature spell, create X 1/1 black Thrull creature tokens, where X is that spell’s mana value.
When you control seven or more Thrulls, sacrifice Endrek Sahr, Master Breeder.

Scourge of Valkas

Flying
Whenever Scourge of Valkas or another Dragon enters the battlefield under your control, it deals X damage to any target, where X is the number of Dragons you control.
: Scourge of Valkas gets +1/+0 until end of turn.

Pounce

Target creature you control fights target creature you don’t control. (Each deals damage equal to its power to the other.)

Llanowar Wastes

: Add .
: Add or . Llanowar Wastes deals 1 damage to you.

Llanowar Wastes

: Add .
: Add or . Llanowar Wastes deals 1 damage to you.

Terminate

Destroy target creature. It can’t be regenerated.

Bloodtithe Harvester

When Bloodtithe Harvester enters the battlefield, create a Blood token. (It’s an artifact with “, , Discard a card, Sacrifice this artifact: Draw a card.”)
, Sacrifice Bloodtithe Harvester: Target creature gets -X/-X until end of turn, where X is twice the number of Blood tokens you control. Activate only as a sorcery.

Gaea’s Will

Suspend 4—
Until end of turn, you may play lands and cast spells from your graveyard.
If a card would be put into your graveyard from anywhere this turn, exile that card instead.

Damn

Destroy target creature. A creature destroyed this way can’t be regenerated.
Overload (You may cast this spell for its overload cost. If you do, change “target” in its text to “each.”)

Grenzo, Dungeon Warden

Grenzo, Dungeon Warden enters the battlefield with X +1/+1 counters on it.
: Put the bottom card of your library into your graveyard. If it’s a creature card with power less than or equal to Grenzo’s power, put it onto the battlefield.

Crested Sunmare

Other Horses you control have indestructible.
At the beginning of each end step, if you gained life this turn, create a 5/5 white Horse creature token.

Quakebringer

Your opponents can’t gain life.
At the beginning of your upkeep, Quakebringer deals 2 damage to each opponent. This ability triggers only if Quakebringer is on the battlefield or if Quakebringer is in your graveyard and you control a Giant.
Foretell

Quakebringer

Your opponents can’t gain life.
At the beginning of your upkeep, Quakebringer deals 2 damage to each opponent. This ability triggers only if Quakebringer is on the battlefield or if Quakebringer is in your graveyard and you control a Giant.
Foretell

Glittering Frost

Enchant land
Enchanted land is snow.
Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

Quakebringer

Your opponents can’t gain life.
At the beginning of your upkeep, Quakebringer deals 2 damage to each opponent. This ability triggers only if Quakebringer is on the battlefield or if Quakebringer is in your graveyard and you control a Giant.
Foretell

Crush the Weak

Crush the Weak deals 2 damage to each creature. If a creature dealt damage this way would die this turn, exile it instead.
Foretell (During your turn, you may pay and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Fiendish Duo

First strike
If a source would deal damage to an opponent, it deals double that damage to that player instead.

Averna, the Chaos Bloom

As you cascade, you may put a land card from among the exiled cards onto the battlefield tapped. (Do this after the last card is exiled but before deciding whether to cast a nonland card.)

Lathiel, the Bounteous Dawn

Lifelink
At the beginning of each end step, if you gained life this turn, distribute up to that many +1/+1 counters among any number of other target creatures.

Averna, the Chaos Bloom

As you cascade, you may put a land card from among the exiled cards onto the battlefield tapped. (Do this after the last card is exiled but before deciding whether to cast a nonland card.)