Aetherdrift

Bestow Greatness | Instant | | Target creature gets +4/+4 and gains trample until end of turn. | Jeff Carpenter

Broken Wings | Instant | | Destroy target artifact, enchantment, or creature with flying. | Nils Hamm

Defend the Rider | Instant | | Choose one — • Target permanent you control gains hexproof and indestructible until end of turn. • Create a 1/1 colorless Pilot creature token with "This token saddles Mounts and crews Vehicles as though its power were 2 greater." | Raph Lomotan

Run Over | Instant | | This spell costs {1} less to cast if it targets a Mount or Vehicle you control. Target creature you control deals damage equal to its power to target creature an opponent controls. | Tuan Duong Chu