Its very similar to a 3-mana signet of any color pair
Often these contain a compilation of cards set on the same plane
AA, FA, MR, and SP variants of the same card can have $400+ price differences
Rubinia Soulsinger Rarity: Rare TYPE: Legendary Creature SUBTYPE: Faerie CMC: 5 Mana cost: USD: $15.42 EUR: 19.36 TIX: 0.00 EDHREC RANK: 18566 (2/3) You may choose not to untap Rubinia Soulsinger during your untap step
Aang, Master of Elements Abrupt Decay Accursed Witch Advanced Reconstruction Aluren Animar, Soul of Elements Arcane Melee Archmage of Runes Armor Wars Artist's Talent Ballad of the Black Flag Ballyrush Banneret Baral, Chief of Compliance Bard Class Baron Strucker, HYDRA Overlord Because I Have Willed It Beluna Grandsquall Beluna Grandsquall Bladegraft Aspirant Blood Funnel Bontu's Monument Bosk Banneret Brago's Favor Brighthearth Banneret Brisela, Voice of Nightmares Bronze Calendar Bureau Headmaster Call Forth the Tempest Captain Eberhart Case of the Ransacked Lab Cemetery Prowler Centaur Omenreader Chatzuk, Mighty Guitarist (playtest) Cheap Ass Cheering Fanatic Chimil, the Inner Sun Cid, Freeflier Pilot Cloud Key Collected Conjuring Commander Liara Portyr Council of the Absolute Cunning Nightbonder Danitha Capashen, Paragon Danitha Capashen, Paragon Daru Warchief Defiler of Dreams Defiler of Faith Defiler of Flesh Defiler of Instinct Defiler of Vigor Director Nick Fury Dirgur Focusmage Doc Aurlock, Grizzled Genius Dragonlord's Servant Dragonspeaker Shaman Dream Chisel Edgewalker Elderwood Scion Emerald Medallion Emet-Selch of the Third Seat Enthusiastic Mechanaut Epic Experiment Esper Etherium Sculptor Eye of Ugin Ezio Auditore da Firenze Ezzaroot Channeler Feeding Grounds Finale of Promise Fires of Invention Fleem, Goben's Creation Font of Magic
