Metroid

Metroid could refer to:


 * Metroid, a first-party series that features Samus
 * Metroid, the titular enemy from the Metroid series appearing in the Super Smash Bros. series as:
 * An Assist Trophy in Super Smash Bros. Brawl, Super Smash Bros. for Nintendo 3DS / Wii U, and Super Smash Bros. Ultimate
 * A Smash Run enemy in Super Smash Bros. for Nintendo 3DS
 * Metroid, a microgame in WarioWare, Inc.: Mega Microgame$!
 * Metroid, a souvenir in WarioWare: Twisted!
 * Metroid, a microgame in WarioWare: Touched!
 * Metroid, one of 9-Volt's microgames in WarioWare: D.I.Y.
 * Metroid, a microgame made by Yoshio Sakamoto in WarioWare: D.I.Y.