The Final Days Gaius van Baelsar Hecteyes Jecht, Reluctant Guardian Kain, Traitorous Dragoon Malboro Namazu Trader Ninjas Blades Overkill Phantom Train Poison the Waters Qutrub Forayer Reno and Rude Resentful Revelation Sephiroth, Fabled SOLDIER Sephiroths Intervention Shambling Cieth Shinra Reinforcements Sidequest: Hunt the Mark Summon: Anima Summon: Primal Odin Tonberry Undercity Dire Rat Vaynes Treachery Vincent Valentine // Galian Beast Vincents Limit Break Zenos yae Galvus Zodiark, Umbral God Barret Wallace Blazing Bomb Call the Mountain Chocobo Choco-Comet Clive, Ifrits Dominant Coral Sword The Fire Crystal Fire Magic Firion, Wild Rose Warrior Freya Crescent Gilgamesh, Master-at-Arms Haste Magic Hill Gigas Item Shopkeep Laughing Mad Light Of Judgement Mysidian Elder Nibelheim Aflame Opera Love Song Prompto Argentum Queen Brahne Random Encounter Raubahn, Bull of Ala Mhigo Red Mages Rapier Sabotender Samurais Katana Sandworm Seifer Almasy Self Destruct Sidequest: Play Blitzball Sorceresss Scheme Summon: Brynhildr Summon: Esper Ramuh Summon: G.F

We have to get our Magic fix, and M13 is no different
But seriously, I don't think there's really enough support (like artifact lands) to generate crazy artifact affinity synergy decks like Mirrodin had
Limits for BC: Reconsider adding more ways to store counters like The Ozolith or counter doublers like Vorinclex, Monstrous Rider or Branching Evolution
Archon of Cruelty drains resources on entry
Here are the first cards I'd look to cut: We're focusing on the go-wide aspect of Edgar Markov, which means the lifegain theme gets cut