Of course, it's not usually recommended to go without the hardcast option, as then you're pretty much forced to run four copies, which in turn requires you to remove four cards from your deck just to have a chance at this working
(Incidentally, this is why I prefer Roast to Mizzium Mortars or Lava Coil in my red decks at the moment.) It sees play in Bant Company as a way to get more Turn 1 plays while maintaining a high density of three-drops, in Green-based Aggro as a supplemental three-drop to Steel Leaf Champion, and even in Green-based Devotion as a sideboard card that pressures non-interactive opponents on decks like Simic Lotus Field or blocks against Mono-Red Aggro
Please contact your OTS directly to ask about whether the Speed Duel Release Celebration will be in-store or Remote Duel
It's solved when you have no suspected skeleton on your end step and once solved you can pay , sacrifice it, and search for any card in your deck
Instead of one guaranteed rare like in a play booster, you get at least two rares cards in a set booster