Turning dead cards into action sounds like the perfect use case, though I've seen this be used in a deck that tries to go off with Phyrexian Dreadnought and Greater Good, with some Replenish action, too, hence the two-dollars-and-change price tag

Swell the Host Ezuri, Claw of Progress | Illustration by James Ryman Commander (1) Creature (33) Elvish Visionary Sakura-Tribe Elder Plaxmanta Experiment One Coiling Oracle Caller of the Claw Loaming Shaman Skullwinder Noble Quarry Viridian Shaman Eternal Witness Ohran Viper Kaseto, Orochi Archmage Lorescale Coatl Trygon Predator Cold-Eyed Selkie Wistful Selkie Solemn Simulacrum Forgotten Ancient Patagia Viper Thelonite Hermit Ninja of the Deep Hours Chameleon Colossus Mystic Snake Stingerfling Spider Broodbirth Viper Illusory Ambusher Mulldrifter Arbor Colossus Great Oak Guardian Bane of Progress Prime Speaker Zegana Caller of the Pack Instant (7) Rapid Hybridization Arachnogenesis Krosan Grip Snakeform Cobra Trap Mirror Match Synthetic Destiny Sorcery (7) Rampant Growth Kodama's Reach Overrun Desert Twister Verdant Confluence Biomantic Mastery Ezuri's Predation Enchantment (2) Beastmaster Ascension Day of the Dragons Artifact (9) Sol Ring Simic Signet Swiftfoot Boots Thought Vessel Simic Keyrune Sword of Vengeance Bident of Thassa Scytheclaw Orochi Hatchery Land (41) Command Beacon Command Tower Evolving Wilds High Market Llanowar Reborn Mosswort Bridge Novijen, Heart of Progress Oran-Rief, the Vastwood Reliquary Tower Simic Growth Chamber Simic Guildgate Terramorphic Expanse Thornwood Falls Vivid Creek Vivid Grove Zoetic Cavern Forest x14 Island x11 Commander, Themes, and Strategy Last but certainly not least is Swell the Host, the most powerful out-of-the-box Commander 2015 deck

Plus, they come with a collectors booster sample pack with two rare or better cards featuring alternative bordersbecause why stop at just shiny
Talisman of Progress
Others want a shot at the higher value cards in the set, so theyre attracted more to the premium products
Then we re-examined Emet near the end of set design and made a few changes to increase his usefulness in two-player games, namely Standard