Ardent Dustspeaker Bsium Strip Caller of the Claw Chandra, Heart of Fire Charmed Pendant Circling Vultures Dralnu, Lich Lord Gandalf of the Secret Fire Glacierwood Siege Izzet Chronarch Kumano's Blessing Magmatic Channeler Memory Plunder Mirror Golem Muck Drubb Mystical Teachings Necromancy Nucklavee Patron of the Nezumi Repopulate Scrivener Sins of the Past Spellweaver Volute Stonecloaker Tablet of Discovery Teroh's Vanguard Thor, God of Thunder Toshiro Umezawa Twilight's Call Unearth
Spending four mana in red is easy in Bloomburrow since many of our other red cards do impulse draws to continue giving us access to spells
You can get the MTG counter dice that I use at Amazon
An 8/12 that can't be countered, has trample, ward 4, and makes four 3/3 serpents just for dealing any combat damage at all
Like all of the alternative Commanders Im going to propose today, they arent of the type that the deck is built around
Morph isnt particularly strong and doesnt quest for much, but it's cheap, only costing two ink, and since it can come down early, you can set up some great shift plays just a few turns later