Messerschmitt Me 163 Komet

Flying, Defender, Crew 1.
Mersserschmitt Me 163 Komet enters the battlefield tapped. At the beginning of your
upkeep, tap this artifact. {1}: Untap
Messerschmitt Me 163 Komet.
An effective bomber killer that could climb 16,000 ft
per minute and shoot down a bomber with its four
cannons, it was powered by rockets and was a glider
for most of the flight.