Rathalos (リオレウス, Liolaeus) are a type of flying wyvern from the Monster Hunter series, created by Capcom. They are one of the most well-known monsters in the series, and can appear in many varied habitats.

In Super Smash Bros. for Nintendo 3DS and Wii U

The Rathalos Armor, which is made from Rathalos' materials in the Monster Hunter series, is a DLC costume for the Mii Swordfighter.

In Super Smash Bros. Ultimate

This giant beast will appear when summoned, spreading its wings to create a powerful attack. Rathalos has fire breath and a roar that stuns opponents. Finding a opportunity to get an attack in can be difficult!
—Super Smash Blog, Super Smash Bros. Ultimate Official Site

Rathalos appears as an Assist Trophy and a boss in Super Smash Bros. Ultimate’s Classic Mode and Adventure Mode: World of Light, where it serves Galeem in the latter. It possesses a stunning roar, a fireball attack, a wing attack, and it can also fly into the background and launch two explosive fireballs.



  • Rathalos is the only character in the Super Smash Bros. series who appears as both a boss and an Assist Trophy.
  • Monster Hunter is the only universe with a Boss (Rathalos) but no Playable Character.