Its not like there arent enough answers to the card type, what with attacking it, discard, burn, countermagic, Pithing Needle and variants, Oblivion Ring and variants, Vindicate and variants, Vampire Hexmage and variants, outright killing the controller, playing in such a way as to minimize its impact, and legend-ruling it with your own copy all being options available to players [and designers]
Once youve gone over the entire surface, flip the card over and repeat the process on the front
Jump Scare's versatility makes it an excellent example for card interactions explained in many other release notes entries
If it stays asleep, it cant retreat or attack for a turn at least, giving you a free pass to add energy scot-free or make an important switch to your Active Spot