In a format where most people want access to as many colors as possible to sure up any weaknesses, as such this card can blunt assaults on the back of black creatures cannot attack you and act as a momentary [casthaven]Ghostly Prison[/casthaven] for any other attackers
Louisoixs Sacrifice I find Stifle effects to be hit or miss in Commander, because theyre only really worth casting in specific situations
Collect and display legendary scenes like Bahamut's destruction of Alexandria with incredible visual detail

Academy Elite Academy Journeymage Academy Loremaster Academy Researchers Acererak the Archlich Adeliz, the Cinder Wind Adrix and Nev, Twincasters Aegar, the Freezing Flame Aegis Sculptor Aerie Mystics Aether Channeler Alabaster Mage Alandra, Sky Dreamer Alania's Pathmaker Alania, Divergent Storm Alchemist's Apprentice Alisaie Leveilleur Alphinaud Leveilleur Ambassador Laquatus Ambitious Augmenter Aminatou, Veil Piercer Amphin Pathmage Ana Battlemage Ana Disciple Anarchist Anathemancer Aphetto Alchemist Aphetto Exterminator Aphetto Grifter Aphetto Runecaster Apprentice Necromancer Apprentice Sorcerer Apprentice Wizard Araumi of the Dead Tide Arbiter of Knollridge Arcane Artisan Arcane Investigator Arcane Proxy Arcane Savant Arcanis the Omnipotent Archaeomancer Archaeomender Archetype of Imagination Architects of Will Archive Dragon Archive Haunt Archivist Archmage Emeritus Archmage of Echoes Archmage of Runes Arctic Aven Ardent Electromancer Arjun, the Shifting Flame Armorer Guildmage Artful Looter Artisan of Forms Ascended Lawmage Ashiok's Adept Ashiok's Forerunner Ashling, Rimebound Asmoranomardicadaistinaculdacar Asylum Visitor Atmosphere Surgeon Augur of Bolas Augur of Skulls Augury Adept Auramancer Auratouched Mage Auriok Windwalker Avalanche Caller Aven Augur Aven Fateshaper

The first expansion, Arabian Nights , followed a few months later with 78 more cards
It should be a tricolor Commander staple moving forward if you need something alive on the field, protected from removal, or just to hit harder