You could also untap lands and such as well
Cards that generate additional mana, like Mana Reflection, Mirari's Wake, and Nyxbloom Ancient, can help accelerate your mana production and enable you to cast this powerful monster and other devastating ones like Avenger of Zendikar
Herald of Eternal Dawn Another creature with flash
Agent Bishop, Man in Black Ajani's Pridemate Anafenza, Unyielding Lineage Ballyrush Banneret Bearer of Glory Beatrix, Loyal General Bishop's Soldier Brightblade Stoat Brightspear Zealot Captain America, Super-Soldier Captain America, Wings of Freedom Captain Mar-Vell, Space-Born Cathar Commando Cloud, Midgar Mercenary Cosmogrand Zenith Crusader of Odric Dauntless Veteran Dawnwing Marshal Descendant of Storms Dragonback Lancer Dual-Sun Adepts Dwarven Castle Guard Earth Kingdom Jailer Earth Kingdom Protectors Encumbered Reejerey Exosuit Savior Flight-Deck Coordinator Flowerfoot Swordmaster Fortress Kin-Guard Frostbridge Guard Glorifier of Suffering Haazda Vigilante Haliya, Guided by Light Hardened Escort Ingenious Leonin Intrepid Rabbit Kinscaer Sentry Kree Commandos Leonin Vanguard Magitek Infantry Mentor of the Meek Mouse Trapper Museum Nightwatch Nettle Guard Oltec Cloud Guard Raft Security Officer Rayblade Trooper Red Guardian, Super-Soldier Reluctant Dounguard Resolute Reinforcements Serra Redeemer Stagecoach Security Starport Security Sterling Supplier Thousand Moons Crackshot Thousand Moons Infantry Timid Shieldbearer Triceraton Commander Warden of the Inner Sky Water Tribe Captain Water Tribe Rallier Zack Fair
I dont know if its going to become a must-use, game-altering powerhouse, but I like the potential that The Aetherspark represents in MTG Aetherdrift
