4WW, T: Creatures you control gain flying and lifelink until end of turn
At the very least, the designers are at the top of their game here, with a slick, candy-colored art style for all the newcomers from Wreck-It Ralph
Of course, there are creatures that have this ability built-in, like Ohran Viper, but they tend to cost more to cast, and most lack inherent evasion
And while Dread Fugue is clearly worse than Thoughtseize and probably a little worse in the abstract than Inquisition of Kozilek, Im not sure Concealing Curtains is worse than either of those two prior all-stars
When Unidentified Hovership leaves the battlefield, the exiled card's owner manifests dread
Then surveil X, where X is the number of counters on it