Sonic Boom: Fire & Ice (ソニックブームファイアー＆アイス) is an action-adventure game developed by Sanzaru Games and published by Sega for the Nintendo 3DS. It is part of the Sonic Boom franchise, which is based on the Sonic the Hedgehog series. The game features Sonic, Tails, Knuckles, and Amy as they explore a mysterious island and investigate the strange phenomena caused by the Fire and Ice crystals. Players must navigate through various levels, using Sonic's speed and agility to defeat enemies and solve puzzles. The game features a variety of power-ups and collectibles, as well as boss battles and mini-games. Sonic Boom: Fire & Ice is a fast-paced, action-packed game that is sure to keep players on their toes. With its colorful visuals and catchy soundtrack, Sonic Boom: Fire & Ice is sure to be a hit with fans of the Sonic the Hedgehog series.