Punish them for doing so with Kediss, Emberclaw Familiar, one of the best lizard commanders, Tana, the Bloodsower, and Breeches, Brazen Plunderer
Although Moonshadow does require more than a little setup, as you'll have to sacrifice or lose a total of 6 permanents to get it back to its 7/7 prowess, it's still a dangerous threat if left unchecked on the battlefield for too long
Such jaw-dropping figures have helped define the upper echelon of the market and underscore how far value perception has evolved
First Strike here is a cunning combat trick, by dealing damage during the additional damage phase it makes it possible to discard lords and creature-based anthems and strengthen all knights for the regular damage phase, remove possible blockers in advance, among others many other possibilities based on ETBs (effects triggered upon entering the battlefield) and static abilities
If there's no exiled card when Unidentified Hovership's third ability resolves (most likely because its second ability hasn't resolved yet), the ability won't do anything