Kaldheim

Rally the Ranks | Enchantment | | As Rally the Ranks enters the battlefield, choose a creature type. Creatures you control of the chosen type get +1/+1. | Lie Setiawan

Mystic Reflection | Instant | | Choose target nonlegendary creature. The next time one or more creatures or planeswalkers enter the battlefield this turn, they enter as copies of the chosen creature. Foretell {U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.) | YW Tang

Dream Devourer | Creature | Demon Cleric | Each nonland card in your hand without foretell has foretell. Its foretell cost is equal to its mana cost reduced by {2}. (During your turn, you may pay {2} and exile it from your hand face down. Cast it on a later turn for its foretell cost.) Whenever you foretell a card, Dream Devourer gets +2/+0 until end of turn. | David Rapoza

Skemfar Avenger | Creature | Elf Berserker | Whenever another nontoken Elf or Berserker you control dies, you draw a card and you lose 1 life. | Randy Vargas

Dragonkin Berserker | Creature | Human Berserker | First strike Boast abilities you activate cost {1} less to activate for each Dragon you control. Boast — {4}{R}: Create a 5/5 red Dragon creature token with flying. (Activate only if this creature attacked this turn and only once each turn.) | Lie Setiawan

Magda, Brazen Outlaw | Legendary Creature | Dwarf Berserker | Other Dwarves you control get +1/+0. Whenever a Dwarf you control becomes tapped, create a Treasure token. Sacrifice five Treasures: Search your library for an artifact or Dragon card, put that card onto the battlefield, then shuffle. | Slawomir Maniak

Tibalt's Trickery | Instant | | Counter target spell. Choose 1, 2, or 3 at random. Its controller mills that many cards, then exiles cards from the top of their library until they exile a nonland card with a different name than that spell. They may cast that card without paying its mana cost. Then they put the exiled cards on the bottom of their library in a random order. | Anna Podedworna

In Search of Greatness | Enchantment | | At the beginning of your upkeep, you may cast a permanent spell from your hand with mana value equal to 1 plus the highest mana value among other permanents you control without paying its mana cost. If you don't, scry 1. | Ilse Gort

Elvish Warmaster | Creature | Elf Warrior | Whenever one or more other Elves enter the battlefield under your control, create a 1/1 green Elf Warrior creature token. This ability triggers only once each turn. {5}{G}{G}: Elves you control get +2/+2 and gain deathtouch until end of turn. | Alexander Mokhov

Pyre of Heroes | Artifact | | {2}, {T}, Sacrifice a creature: Search your library for a creature card that shares a creature type with the sacrificed creature and has mana value equal to 1 plus that creature's mana value. Put that card onto the battlefield, then shuffle. Activate only as a sorcery. | Piotr Dura