Armed and Armored

Instant

Vehicles you control become artifact creatures until end of turn. Choose a Dwarf you control. Attach any number of Equipment you control to it.

2021-02-05:
You can cast Armed and Armored even if you don't control any Vehicles or Dwarves. Whatever part of the effect that can happen does, and the rest is ignored.
2021-02-05:
The set of Vehicles affected by Armed and Armored is determined as the spell resolves. Vehicles you begin to control later in the turn won't automatically become creatures.