Heartbinders (絆のお守り, Kizuna no Omamori?, lit. "Bond Amulet") are special items that appear in Kingdom Hearts III. They allow Sora to Link Summon certain allies to help him during his journey. They are obtained after significant story events or found in chests.
The Dream Heartbinder summons Meow Wow and the other Dream Eaters Sora befriended in the Sleeping Worlds; Pixel Heartbinder for Wreck-It Ralph; the Pride Heartbinder for Simba, the Ocean Heartbinder for Ariel; and lastly, the 'Ohana Heartbinder for Stitch.
Kingdom Hearts III