Corrupted Exile that creature instead if its controller has three or more poison counters
Izzet Metalcraft (2.6% of the Winner's Metagame) 4 Scalding Tarn 4 Urza's Saga 4 Emry, Lurker of the Loch 4 Tamiyo, Inquisitive Student 4 Mishra's Bauble 4 Mox Opal 4 Unholy Heat 4 Metallic Rebuke 4 Cori-Steel Cutter 3 Mox Amber 3 Quantum Riddler 2 Steam Vents 1 Island 1 Breeding Pool 1 Thundering Falls 1 Mountain 1 Otawara, Soaring City 1 Haywire Mite 1 Flame of Anor 1 Soul-Guide Lantern 1 Aether Spellbomb 1 Skateboard 1 Pithing Needle 1 Flooded Strand 1 Spirebluff Canal 1 Minamo, School at Water's Edge 1 Preordain 1 Fiery Islet 4 Consign to Memory 2 Blood Moon 2 Force of Negation 2 Fire Magic 1 Strix Serenade 1 Flame of Anor 1 Shadowspear 1 Vexing Bauble 1 Mystical Dispute Izzet Metalcraft relies on a large assortment of cheap artifacts to unlock the potential of Mox Opal

[6] Sheldon Menery, who was first introduced to EDH in 2002, while stationed at Elmendorf Air Force Base, then developed the format further culminating in his 2004 article, [6] [8] outlining the format on the Magic fan site Star City Games which "spread the word about it beyond his circle of judges for the first time"
eBay eBay is great for selling Magic singles, but it takes a bit of persistence and digging to buy cards
Or you could use it to untap an artifact or creature with an activated ability to get double the value