Magmaroth

At the beginning of your upkeep, put a -1/-1 counter on Magmaroth.
Whenever you cast a noncreature spell, remove a -1/-1 counter from Magmaroth.

Manticore Eternal

Afflict 3 (Whenever this creature becomes blocked, defending player loses 3 life.)
Manticore Eternal attacks each combat if able.

Shefet Dunes

: Add .
, Pay 1 life: Add .
, , Sacrifice a Desert: Creatures you control get +1/+1 until end of turn. Activate this ability only any time you could cast a sorcery.

Sylvan Library

At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.

A Reckoning Approaches

When you set this scheme in motion, look at the top six cards of your library. You may put a creature card from among them onto the battlefield. Put the rest on the bottom of your library in any order.

Diviner Spirit

Whenever Diviner Spirit deals combat damage to a player, you and that player each draw that many cards.

Basalt Monolith

Basalt Monolith doesn’t untap during your untap step.
: Add .
: Untap Basalt Monolith.

Bone Picker

This spell costs less to cast if a creature died this turn.
Flying, deathtouch

Labyrinth Guardian

When Labyrinth Guardian becomes the target of a spell, sacrifice it.
Embalm (, Exile this card from your graveyard: Create a token that’s a copy of it, except it’s a white Zombie Illusion Warrior with no mana cost. Embalm only as a sorcery.)

Chittering Rats

When Chittering Rats enters the battlefield, target opponent puts a card from their hand on top of their library.

Grindstone

, : Target player mills two cards. If two cards that share a color were milled this way, repeat this process.

Minds Aglow

Join forces — Starting with you, each player may pay any amount of mana. Each player draws X cards, where X is the total amount of mana paid this way.

Sequestered Stash

: Add .
, , Sacrifice Sequestered Stash: Mill five cards. Then you may put an artifact card from your graveyard on top of your library.

Wily Bandar

: Wily Bandar gains indestructible until end of turn. (Damage and effects that say “destroy” don’t destroy it.)