Rivals of Aether is a fast-paced and action-packed fighting game with a diverse cast of characters and a robust online multiplayer mode. The game is available on the Nintendo Switch console, and players can download the NSP file for free from various websites and forums. However, it is essential to note that downloading pirated copies of games can be against the terms of service of the console and may result in penalties. The game's rivals and alternatives include Super Smash Bros. Ultimate, Dragon Ball FighterZ, Guilty Gear Xrd REV 2, and Street Fighter V.