When you reveal it, you have everyone else sacrifice all but one dork
Almost every other kind of interaction in Magic encourages you to think in terms of lining up specific threats with effective answers
Eventually, you should be able to trim enough cards to get down to 23 non-lands across your two colors
With your Orc Army on the battlefield, the easiest way to keep discarding and drawing cards is to give it some kind of evasion

Yuriko, the Tigers Shadow Yuriko, the Tiger's Shadow | Illustration by Yongjae Choi Commander (1) Creature (29) Baleful Strix Changeling Outcast Dauthi Voidwalker Dimir Infiltrator Faerie Seer Fallen Shinobi Gingerbrute Grazilaxx, Illithid Scholar Gudul Lurker Higure, the Still Wind Ingenious Infiltrator Ink-Eyes, Servant of Oni Mist-Cloaked Herald Mist-Syndicate Naga Mistblade Shinobi Moonblade Shinobi Mothdust Changeling Ninja of the Deep Hours Okiba-Gang Shinobi Ornithopter Sakashima's Student Silent-Blade Oni Skullsnatcher Slither Blade Tetsuko Umezawa, Fugitive Throat Slitter Tormented Soul Triton Shorestalker Walker of Secret Ways Instant (16) Brainstorm Commit / Memory Counterspell Cyclonic Rift Deadly Rollick Dig Through Time Familiar's Ruse Fierce Guardianship Lim-Dl's Vault Misdirection Murderous Cut Mystical Tutor Negate Otherworldly Gaze Swan Song Vampiric Tutor Sorcery (9) Demonic Tutor Devastation Tide Karn's Temporal Sundering Ponder Scheming Symmetry Sea Gate Restoration Temporal Mastery Temporal Trespass Treasure Cruise Enchantment (4) Aqueous Form Leyline of Transformation Cunning Evasion Smoke Shroud Artifact (8) Arcane Signet Dimir Signet Lightning Greaves Maskwood Nexus Scroll Rack Sensei's Divining Top Sol Ring Talisman of Dominance Land (33) Access Tunnel Clearwater Pathway Command Tower Dimir Aqueduct Drowned Catacomb Halimar Depths Island x8 Morphic Pool Mystic Sanctuary Polluted Delta Reliquary Tower Rogue's Passage Shipwreck Marsh Sunken Hollow Swamp x9 Temple of Deceit Undercity Sewers Watery Grave Yuriko, the Tigers Shadow has recently become one of my favorite commanders in my collection

There are countless commanders, cards and archetypes available to the point where its impossible to build every combination