Gruntilda, often referred to as Grunty, is a fictional character and the main antagonist in the Banjo-Kazooie video game series developed by Rare. She is depicted as a green-skinned witch with a distinctive cackle and a penchant for mischief. Gruntilda seeks to steal the beauty of Tooty, the sister of the game's protagonist, Banjo, using her magical powers. In the games, Gruntilda resides in her lair atop Hag 1, a mountain filled with various challenges and puzzles. Her character is known for her humorous personality and clever rhymes, which she often uses to taunt players. Gruntilda's ultimate goal is to defeat Banjo and Kazooie, the duo who consistently thwart her plans.