The 2016 card on its own is already worth a pretty penny

Julius Jumblemorph Ixalan Vona, Butcher of Magan , Tishana, Voice of Thunder , Admiral Beckett Brass , Gishath, Suns Avatar Commander 2017 Nazahn, Revered Bladesmith , Inalla, Archmage Ritualist , Mirri, Weatherlight Duelist , O-Kagachi, Vengeful Kami , Mairsil, the Pretender , Taigam, Ojutai Master Razaketh, the Foulblooded , Zur, the Enchanter (Mummys Curse), Djeru, With Eyes Open , The Locust God, Karona, False God (All the Deserts),Nicol Bolas, Neheb, the Eternal Amonkhet Oketra the True , Temmet, Vizier of Naktamun , Atogatog (Cartouches & Trials), Hapatra, Vizier of Poisons , Samut, Voice of Dissent , Rhonas the Indomitable , Hazoret the Fervent Kaladesh Block Yahenni, Undying Partisan , Nicol Bolas, Child of Alara (5 Color Energy), Rishkar, Peema Renegade , Kari Zev, Skyship Raider , Sram, Senior Edificer Commander 2016 Breya, Etherium Shaper , Atraxa, Praetors Voice , Tymna the Weaver // Ravos, Soultender Other Commander Decks Momir Vig, Simic Visionary (no green creatures), Kytheon, Hero of Akros (Tribal Gideon) Commander Strategy

Full-art ex or full-art Supporter, where the character breaks out of the normal frame across the whole card
Every time I've been here they are always full stocked with a great range of standard cards, as well as older, Expanded legal cards too
The mana value (MV) of any spell (mayhem spells included) is always the cost printed in the upper-right corner
He breaks parity because you simply build your deck without any of those effects