You may suggest a small, simple one or two word subject (eg "gauntlet," "battle axe," "winged skull") in the notes for your order, but be advised that any request, particularly complex ones, may be disregarded
And I think that with the right resources, you should be able to build a creature-heavy deck that ignores the mana curve and weighs towards huge game ending threats to have hatching out of Atlas eggs
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Hans, Run!" Agatha of the Vile Cauldron Alien Invasion Arbalest Engineers Arlinn Kord Arlinn, Embraced by the Moon Arlinn, the Moon's Fury Atalan Jackal Bello, Bard of the Brambles Bitter Work Blaster, Morale Booster Blitz Hellion Bloodbraid Challenger Bloodbraid Elf Boggart Ram-Gang Break Out Brushfire Elemental Cactusfolk Sureshot Charging War Boar Clan Guildmage Deathleaper, Terror Weapon Domri Rade Domri, Chaos Bringer Domri, City Smasher Esper Terra Fanatic of Xenagos Fires of Yavimaya Firewake Sliver Frenzied Arynx Gallia of the Endless Dance Giant Solifuge Giantbaiting Grand Warlord Radha Gruul Spellbreaker Halana and Alena, Partners Impromptu Raid Invigorating Hot Spring Itzquinth, Firstborn of Gishath Killer Instinct Klauth, Unrivaled Ancient Kogla and Yidaro Last Night Together Minsc & Boo, Timeless Heroes Owen Grady, Raptor Trainer Pako, Arcane Retriever Palani's Hatcher Primal Visitation Raging Kavu Rampaging Geoderm Raph & Mikey, Troublemakers Ravager Wurm Regisaur Alpha Revel of the Fallen God Rhino, Barreling Brute Rhythm of the Wild Rip-Clan Crasher Rubblebelt Rioters Ruby, Daring Tracker Rydia, Summoner of Mist Samut, Tyrant Smasher Samut, Vizier of Naktamun Samut, Voice of Dissent Sarkhan Vol Stampede Surfer Toph, Hardheaded Teacher Wildfire Wickerfolk Wolverine, Fierce Fighter Xecau, Predation's Shadow Xenagos, God of Revels Xenagos, the Reveler Yarus, Roar of the Old Gods Zhur-Taa Goblin

Tidus, Yuna's Guardian and its Final Fantasy Commander deck took ownership of moving counters and are very impactful with great planeswalkers, sagas, and a host of other cards beyond +1/+1 counters
Aminatou, the Infinite Aminatou's ability to "blink" a permanent allows her to slot easily into a number of infinite combinations