Oketra's Last Mercy | Sorcery | | Your life total becomes equal to your starting life total. Lands you control don't untap during your next untap step. | Howard Lyon
Solemnity | Enchantment | | Players can't get counters.
Counters can't be put on artifacts, creatures, enchantments, or lands. | Greg Opalinski
Champion of Wits | Creature | Naga Wizard | When Champion of Wits enters the battlefield, you may draw cards equal to its power. If you do, discard two cards.
Eternalize {5}{U}{U} ({5}{U}{U}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Naga Wizard with no mana cost. Eternalize only as a sorcery.) | Even Amundsen
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. | Ryan Alexander Lee
Hour of Eternity | Sorcery | | Exile X target creature cards from your graveyard. For each card exiled this way, create a token that's a copy of that card, except it's a 4/4 black Zombie. | Tyler Jacobson
Nimble Obstructionist | Creature | Bird Wizard | Flash
Flying
Cycling {2}{U} ({2}{U}, Discard this card: Draw a card.)
When you cycle Nimble Obstructionist, counter target activated or triggered ability you don't control. | Shreya Shetty
Ammit Eternal | Creature | Zombie Crocodile Demon | Afflict 3 (Whenever this creature becomes blocked, defending player loses 3 life.)
Whenever an opponent casts a spell, put a -1/-1 counter on Ammit Eternal.
Whenever Ammit Eternal deals combat damage to a player, remove all -1/-1 counters from it. | Mike Bierek
Bontu's Last Reckoning | Sorcery | | Destroy all creatures. Lands you control don't untap during your next untap step. | Victor Adame Minguez
Dreamstealer | Creature | Human Wizard | Menace
Whenever Dreamstealer deals combat damage to a player, that player discards that many cards.
Eternalize {4}{B}{B} ({4}{B}{B}, 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.) | Yongjae Choi
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. | Daniel Ljunggren
Pride Sovereign | Creature | Cat | Pride Sovereign gets +1/+1 for each other Cat you control.
{W}, {T}, Exert Pride Sovereign: Create two 1/1 white Cat creature tokens with lifelink. (An exerted creature won't untap during your next untap step.) | Ryan Yee
Ramunap Excavator | Creature | Naga Cleric | You may play lands from your graveyard. | Mark Behm
Abandoned Sarcophagus | Artifact | | You may cast spells that have a cycling ability from your graveyard.
If a card that has a cycling ability would be put into your graveyard from anywhere and it wasn't cycled, exile it instead. | Daarken
Mirage Mirror | Artifact | | {2}: Mirage Mirror becomes a copy of target artifact, creature, enchantment, or land until end of turn. | Craig J Spearing