Dumbbell Twins/CookieWars

Dumbbell Twins are a Rare Pet accompanying Muscle Cookie. It was released alongside him on July 26th, 2018. It causes smash damage, and with its owner, adds a stun effect to his Special Skill.

Skill

 * Smash Damage
 * Combi Bonus: Muscle Cookie's Special Skill gains a stun effect

Story
''These twins are the go to Pet to strengthen just about anything, including Cookies! Feeling strong already?''