Red Rose Armory

Imprint —When Red Rose Armory enters the battlefield, you may exile an equipment card
from your hand.
Land has "{t}: Create a token that's a copy of the exiled card.".
Fortify Mountain {1} ({1}: Attach to target
Mountain you control. Fortify only as a sorcery. This
card enters the battlefield unattached and stays on the battlefield if the land leaves.)