Endrek Sahr, Master Breeder

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

Emrakul, the Aeons Torn

This spell can’t be countered.
When you cast this spell, take an extra turn after this one.
Flying, protection from spells that are one or more colors, annihilator 6
When Emrakul, the Aeons Torn is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

Terashi’s Grasp

Destroy target artifact or enchantment. You gain life equal to its converted mana cost.

Phyrexian Rager

When Phyrexian Rager enters the battlefield, you draw a card and you lose 1 life.

Predator, Flagship

: Target creature gains flying until end of turn.
, : Destroy target creature with flying.

Smoldering Crater

Smoldering Crater enters the battlefield tapped.
: Add .
Cycling (, Discard this card: Draw a card.)

Memory Lapse

Counter target spell. If that spell is countered this way, put it on top of its owner’s library instead of into that player’s graveyard.

City of Brass

Whenever City of Brass becomes tapped, it deals 1 damage to you.
: Add one mana of any color.

Oni of Wild Places

Haste
At the beginning of your upkeep, return a red creature you control to its owner’s hand.

Chimeric Idol

: Tap all lands you control. Chimeric Idol becomes a 3/3 Turtle artifact creature until end of turn.

Predator, Flagship

: Target creature gains flying until end of turn.
, : Destroy target creature with flying.

Ring of Gix

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.)
, : Tap target artifact, creature, or land.

Grixis Illusionist

: Target land you control becomes the basic land type of your choice until end of turn.

Vinelasher Kudzu

Whenever a land enters the battlefield under your control, put a +1/+1 counter on Vinelasher Kudzu.

Smoldering Crater

Smoldering Crater enters the battlefield tapped.
: Add .
Cycling (, Discard this card: Draw a card.)

Endrek Sahr, Master Breeder

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

Urza’s Factory

: Add .
, : Create a 2/2 colorless Assembly-Worker artifact creature token.