Solemnity

Desert's Hold

Enchantment — Aura

Enchant creature
When Desert's Hold enters the battlefield, if you control a Desert or there is a Desert card in your graveyard, you gain 3 life.
Enchanted creature can't attack or block, and its activated abilities can't be activated.

Saving Grace

Enchantment — Aura

Flash
Enchant creature you control
When Saving Grace enters the battlefield, all damage that would be dealt this turn to you and permanents you control is dealt to enchanted creature instead.
Enchanted creature gets +0/+3.

Overwhelming Splendor

Enchantment — Aura Curse

Enchant player
Creatures enchanted player controls lose all abilities and have base power and toughness 1/1.
Enchanted player can't activate abilities that aren't mana abilities or loyalty abilities.

Imminent Doom

Enchantment

Imminent Doom enters the battlefield with a doom counter on it.
Whenever you cast a spell with mana value equal to the number of doom counters on Imminent Doom, Imminent Doom deals that much damage to any target. Then put a doom counter on Imminent Doom.

Fraying Sanity

Enchantment — Aura Curse

Enchant player
At the beginning of each end step, enchanted player mills X cards, where X is the number of cards put into their graveyard from anywhere this turn.

Riddleform

Enchantment

Whenever you cast a noncreature spell, you may have Riddleform become a 3/3 Sphinx creature with flying in addition to its other types until end of turn.
: Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Torment of Scarabs

Enchantment — Aura Curse

Enchant player
At the beginning of enchanted player's upkeep, that player loses 3 life unless they sacrifice a nonland permanent or discard a card.

Unquenchable Thirst

Enchantment — Aura

Enchant creature
When Unquenchable Thirst enters the battlefield, if you control a Desert or there is a Desert card in your graveyard, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.

Angel of Condemnation

Creature — Angel (3/3)

Flying, vigilance
, : Exile another target creature. Return that card to the battlefield under its owner's control at the beginning of the next end step.
, , Exert Angel of Condemnation: Exile another target creature until Angel of Condemnation leaves the battlefield. (An exerted creature won't untap during your next untap step.)

Dauntless Aven

Creature — Bird Warrior (2/1)

Flying
Whenever Dauntless Aven attacks, untap target creature you control.

Disposal Mummy

Creature — Zombie Jackal (2/3)

When Disposal Mummy enters the battlefield, exile target card from an opponent's graveyard.

Mummy Paramount

Creature — Zombie (2/2)

Whenever another Zombie enters the battlefield under your control, Mummy Paramount gets +1/+1 until end of turn.

Vizier of the True

Creature — Human Cleric (3/2)

You may exert Vizier of the True as it attacks. (It won't untap during your next untap step.)
Whenever you exert a creature, tap target creature an opponent controls.

Adorned Pouncer

Creature — Cat (1/1)

Double strike
Eternalize (, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Cat with no mana cost. Eternalize only as a sorcery.)

Dutiful Servants

Creature — Zombie (2/5)

Oketra's Avenger

Creature — Human Warrior (3/1)

You may exert Oketra's Avenger as it attacks. When you do, prevent all combat damage that would be dealt to it this turn. (An exerted creature won't untap during your next untap step.)

Solitary Camel

Creature — Camel (3/2)

Solitary Camel has lifelink as long as you control a Desert or there is a Desert card in your graveyard. (Damage dealt by this creature also causes you to gain that much life.)

Steadfast Sentinel

Creature — Human Cleric (2/3)

Vigilance
Eternalize (, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Human Cleric with no mana cost. Eternalize only as a sorcery.)

Steward of Solidarity

Creature — Human Warrior (2/2)

, Exert Steward of Solidarity: Create a 1/1 white Warrior creature token with vigilance. (An exerted creature won't untap during your next untap step.)

Sunscourge Champion

Creature — Human Wizard (2/3)

When Sunscourge Champion enters the battlefield, you gain life equal to its power.
Eternalize—, Discard a card. (, Discard a card, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Human Wizard with no mana cost. Eternalize only as a sorcery.)