Classes have proven themselves popular for WotC to reuse their designs, like they did in Bloomburrow and TMNT, and I suspect that well see more of them in future Magic sets
Its a Sealed event, which means you sit down, crack open some retail booster packs, and then build a deck out of whatever you happen to get
Abilities Many cards have text on them that lets you use special abilities
It will likely be a peaky deck, but it requires little setup, and since it costs 6 mana, it's not impossible to hard-cast even if you get hit by graveyard hate, so I think it's a card that is definitely usable
What Happens if I Gain Control of a Cloaked Card
Youll likely be able to close out the game with access to every card in your deck and with a lot of extra life