mtg forgotten realms rare cards Trading Card Game Adventures in the FOIL Sorcerer Class #233 — You lose 3 life Nadaar, Selfless Paladin — Adventures

Is it even a good mechanic

Odd-Eyes Dragons have a lot of utility in summoning methods, including card effects that allow deck searches

All-Out Assault Betor, Kin to All Call the Spirit Dragons Clarion Conqueror Craterhoof Behemoth Death Begets Life Dracogenesis Dragonback Assault Elspeth, Storm Slayer Jeskai Revelation Mox Jasper Narset, Jeskai Waymaster Neriv, Heart of the Storm Perennation Rot-Curse Rakshasa Sarkhan, Dragon Ascendant Shiko, Paragon of the Way Skirmish Rhino Smile at Death Stormscale Scion Taigam, Master Opportunist Teval, Arbiter of Virtue Ugin, Eye of the Storms Ureni, the Song Unending

Full terms on the replacement policy page

Spell Spellbook Star Hall Continuous Spell Each time a "Spellbook" Spell Card is activated, place 1 Spell Counter on this card