Buying time, putting chaffe on the bottom, drawing cards, and putting spells in your graveyard all becomes VERY good when you have Gandalf's Sanction
Seven mana is on the expensive end of one-sided board wipes, but being an instant-speed board wipe gives it a leg up over all those other sorcery-speed alternatives
Prices are Still Expensive Notably, for this list, well only be looking at normal non-foil black-bordered card variants, since thats what youll find most in Play Boosters
Must target monsters[edit] Despite not explicitly saying so in their text, almost all Equip Spell Cards must target a monster at activation, which can be any face-up monster on either side of the field unless stated otherwise, and then, following Equip Card rulings, will equip themselves to the targeted monster as an Equip Card when resolving and continuously target the equipped monster as long as it remains face-up on the field