Other chase cards include Hydreigon, Latios, Latias, Mespirit, Skarmory, Mitotic, Kecleon, and Feebas , not to include many more of the amazing Illustrated Rares
The floor should be near the 0.375 (3/8) Mythics you open per draft
Its kinda interesting to see how things have changed over the years, but also how much has stayed the same
Legendary Creature - Homunculus Commander (CTRL to add secondary) Artifact Recursion Daretti, Scrap Savant +2: Discard up to two cards, then draw that many cards
Xerosic's Scheme and Dusknoir are powerful cards, but similarly may not hold significant collector value despite their gameplay impact
One great leverage point is general token doublers, like Mondrak, Glory Dominus and Doubling Season, which are less efficient than Xorn but also less restrictive