Inside Tails' Workshop

(You may cast either half. That door unlocks
on the battlefield. As a sorcery, you may pay the
mana cost of a locked door to unlock it.)

The Runway {1}{w}: All Artifacts are Legendary, creatures you control crews Vehicles as though its power were 2 greater.

Workbench {2}{w}: Whenever one or more artifacts leave the battlefield, Surveil 1.