Mona is one of the Unlockable Characters for Super Smash Bros. Ragnarok. A very helpful individual, Mona is one of the various employees who work at WarioWare Inc. She's performed a variety of duties in her many appearances and while determined in her work, she doesn't take kindly to the greed and hubris Wario often exhibits. She has amassed a variety of helpers along the way so she's rarely alone in the fight.
A new feature in Super Smash Bros. Ragnarok, pairing has a secret ability in which if both characters perform Final Smashes together. Every Character has a partner that gives both Final Smashes a 5% Damage Boost when performing a Paired Smash.