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
To counter these challenges, consider including cards on your sideboard that address these threats
YouTube (August 18, 2022)
In Dominaria, archetypes may be more diffuse and relevant
Studious First-Year Studious First-Year is basically Rampant Growth, a solid ramp spell, attached to a 1/1 creature thanks to the prepare mechanic
9 Beast Within Green decks generally don't have access to a lot of removal spells