Gar is a character from Link's Awakening DX and Link's Awakening (Switch). He is one of the two Skeletal Guards who can be found in the first room of the Color Dungeon. He protects the entrance of the dungeon along with his partner Dion. His partner Dion explains that Magic Powder is required to progress within the dungeon and Gar will sell it to Link. After Link talks to them, they will move aside, allowing Link to enter the dungeon.
Gar and Dion in Link's Awakening DX