Master's Necklace

The Master's Necklace is an accessory introduced in Kingdom Hearts III.

Other appearances
In Kingdom Hearts III, the Master's Necklace was originally intended to have eight different variants. In addition to the version in the final game, variants which switch out the +3 Strength and +3 Magic for Aero Boost, Wizard's Ruse, Withstand Combo, Damage Syphon, MP Thrift, Berserk Charge, or Dark Syphon exist in the game's code.