Model 1900 Extricator

Trample, Reach, Haste, Protection from instants.
Crew 6
When this artifact enters the battlefield, it gets
+8/+5 and becomes an artifact creature until end
of turn.
Whenever one or more creatures crew this
vehicle, this artifact gets +X/+5 until end of turn,
where X is the combined power and toughness of
each creature used to crew this artifact.