Quote Originally Posted by axemtitanium View Post
You can already do that for every single step except for Nexus light, for 2nd relic and beyond. Alexandrite can be stocked up forever and the Zodiac quest items are stackable too so you can basically have those 4 repeatable quests active forever in case you get roulette'd into a required dungeon and have a chance at the dungeon drop.
Last I checked, the zodiac items (dungeon drop ones, which honestly are the only ones worth talking about in the entire step) are quest items; you can't stack them or store them away.