While I'll be ripping the deck to shreds to rebuild it with Primo, I'm satisfied with the way that this deck panned out in the end
Protean Thaumaturge's ability causes it to become a copy indefinitely

Heres a breakdown of the prices of 10 Standard of the best decks right now for every deck I list its price in dollars (tabletop), tix (MTGO), and wildcards (MTGA): Selesnya Ouroboroid $648 [MTGO: 281 Tix][MTGA: 12 Mythic, 38 Rare, 7 Uncommon, 18 Common] Azorius Tempo $578 [MTGO: 244 Tix][MTGA: 5 Mythic, 53 Rare, 8 Uncommon, 9 Common] Selesnya Landfall $505 [MTGO: 253 Tix][MTGA: 4 Mythic, 42 Rare, 9 Uncommon, 20 Common] Green Landfall: $468 [MTGO: 159 Tix][MTGA: 4 Mythic, 35 Rare, 14 Uncommon, 22 Common] Izzet Lessons: $447 [MTGO: 166 Tix][MTGA: 4 Mythic, 29 Rare, 22 Uncommon, 20 Common] Dimir Excruciator $358 [MTGO: 186 Tix][MTGA: 11 Mythic, 31 Rare, 17 Uncommon, 16 Common] Izzet Prowess: $342 [MTGO: 105 Tix][MTGA: 3 Mythic, 27 Rare, 24 Uncommon, 21 Common] Boros Tokens $313 [MTGO: 35 Tix][MTGA: 3 Mythic, 32 Rare, 18 Uncommon, 22 Common] Jeskai Control: $285 [MTGO: 131 Tix][MTGA: 7 Mythic, 34 Rare, 20 Uncommon, 14 Common] Golgari Midrange $284 [MTGO: 41 Tix][MTGA: 13 Mythic, 42 Rare, 10 Uncommon, 10 Common] As you can see, the prices of these decks can vary a lot depending on whether you play in paper, on Magic Online, or Arena

That's despite the fact that they're not playable cards
Empty the Warrens Few storm finishers are as iconicor as reliableas Empty the Warrens
This is exactly what players like TomasVader want to use the card for when discussing it on Reddit