If you're an old-school player like myself, you probably remember the old Aladdin's Lamp + Animate Artifact combo
Leading the MTG Fallout deck is The Wise Mothman, an insect mutant that creates Rad counters while also benefiting from the counters Milling nonland cards
In a goblin tribal shell, Hulking Bugbear becomes a solid threat when paired with Hob Boss and should work well in RG and WR builds
While its possible that more will be spoiled in the future, theres not long left in spoiler season
Among main decks of Izzet Prowess builds specifically, 6 players are running four copies, 75 are running three copies, 32 are running two copies, 8 are running one copy, and 19 are running no copies of Vivi Ornitier
Then, a conveyor system glides the card into position for identification