Pipboy

As long as you control a Vault, Pipboy costs {0} to cast.
Equipped creature has "{4}: Scry 1. Equiped creature gains Vigilance, Reach, and First Strike until the end of turn."
Equip {2} ({2}: Equip to target creature you control. Equip only as sorcery)
"A Pipboy? I'd give my arm for one of those..."