Heroes of Goo Jit Zu Action Figure Hero Pack, Pantaro The Panther. The Heroes of Goo Jit Zu are the squishiest, stretchiest, and gooiest action figures ever! Every character has a unique goo filling with a different texture and feel. There are 13 Goo Jit Zu Heroes to collect! Pantaro the Panther is super mushy and squishy. When you squeeze him, his blue gooey insides bulge through his white skin!