Luxurious Locomotive's triggered ability counts each creature that crewed it this turn, including creatures that are no longer on the battlefield as the ability resolves
Equip variants or equip abilities with restrictions, like the "equip Human" ability of Dnedain Blade, are still equip abilities, and their costs will be reduced by owyn, Lady of Rohan's last ability
Chord of Calling or no depends on one thing: do you want to win via combat or combo
This makes Snapshot useful well beyond standard proxies players design custom cards, joke cards for friends, and personalized alters that don't exist anywhere else
UR Ultra Rare Heavenly Gate of the Mikanko X SPELL Field While you control a monster that is equipped with an Equip Card, all monsters your opponent controls that can attack must attack monsters equipped with Equip Cards