What is the game where you can morph into things called?

The game where you can morph into things is called "Katamari Damacy." In this unique puzzle-action game, players control a small character who rolls a sticky ball, collecting a variety of objects to grow larger. Each time the ball picks up items, players can morph into different sizes and shapes, enabling them to access new areas and gather even larger objects. The game is known for its quirky art style and whimsical gameplay.