Thats not all either
Shattering Spree is scalable with the game, and should honestly see even more Commander play than it does given the popularity of the relatively similar Vandalblast #49
Chatterfang, Squirrel General | Illustration by Milivoj Ceran Most squirrel commanders are legendary squirrel creatures that have been printed through Magics history, but theres also that one background from Commander Legends: Battle for Baldurs Gate that generates Squirrel tokens
And its not like blue has any way to gain additional card incomeright

MTG - Magic: the Gathering Murders at Karlov Manor Commander Spoiler Commander Decklists | Murders at Karlov Manor Spoiler | Variants | Packaging Duskana, the Rage Mother Showstopping Surprise Tesak, Judiths Hellhound Panoptic Projektor Experiment Twelve Printlifter Ooze True Identity Boltbender Unexplained Absence Veiled Ascension Twilight Prophet Necromancy Counterpoint Unshakable Tail Foreboding Steamboat Eye of Duskmantle Charnel Serenade Watcher of Hours Final-Word Phantom Copy Catchers Case of the Shifting Visage Marvo, Deep Operative Ulvenwald Mysteries Erdwal Illuminator Tangletrove Kelp Serene Sleuth On the Trail Merchant of Truth Innocuous Researcher Knowledge Is Power Follow the Bodies Detective of the Month Armed with Proof Sophia, Dogged Detective Spectacular Showdown Comeuppance Brash Taunter Vengeful Ancestor Trouble in Pairs Take the Bait Ransom Note Prisoners Dilemma Otherworldly Escort Mob Verdict Immortal Obligation Redemption Arc Hot Pursuit Havoc Eater Feather, Radiant Arbiter Nelly Borca, Impulsive Accuser Morska, Undersea Sleuth Mirko, Obsessive Theorist

Heres some things that would be good to consider when youre deciding how to store and organize your cards