Thats the power of collectible card games and a reminder that sometimes, you never truly know how a market will evolve.
Red cards like Siege-Gang Lieutenant and Siege-Gang Commander can create plenty of 1/1 creature tokens

Anger of the Gods Approach of the Second Sun Barren Moor Behold the Beyond Boros Guildgate Breeding Pool Cascading Cataracts Cleansing Nova Cloudform Cloudstone Curio Commence the Endgame Cradle of the Accursed Crater's Claws Desert Twister Dictate of Karametra Doomsday Drown in Sorrow Dusk // Dawn Dusk // Dawn Encroaching Wastes Endless Sands Extraplanar Lens Fade into Antiquity Font of Vigor Forest Forgotten Cave Frenzied Tilling Giant Growth Godless Shrine Guardian of Pilgrims Highland Lake History of Benalia Horizon Canopy Horizon Stone Indatha Triome Island Izzet Guildgate Jaya's Immolating Inferno Jeskai Barricade Kamahl's Druidic Vow Karn's Temporal Sundering Kjeldoran Outpost Leyline of Abundance Leyline of Anticipation Leyline of Combustion Leyline of Sanctity Leyline of the Void Lightning Bolt Lonely Sandbar Mizzium Mortars Mountain Needleverge Pathway New Horizons Nomad Outpost Nurturing Peatland Overgrown Tomb Pillarverge Pathway Pinnacle of Rage Plains Plateau Port Town Primevals' Glorious Rebirth Prophetic Prism Rise of Eagles Sacred Excavation Sacred Foundry Seal of Cleansing Seal of Strength Secluded Steppe Self-Assembler Song of Creation Spelltwine

A lot of that is the fact that it's a symmetrical effect, and really only playable in mono-black, but I would argue that a much larger reason for this lack of play is simply that people are unaware of this dollar common from way way back in Urza's Destiny that has never seen a reprint despite not being on the Reserved List
The calculator allows you to input variables in four categories: surface , centering , corners , and edges
While pull rates for all Immersive Cards remain consistent regardless of set type for standard packs, God Packs have varying rates