Most certainly, though some of the titles mentioned below are exclusive to their company's game stores. If you find a battle royale game that's available via Steam, there's a good chance that it'll run on Steam Deck. Check out Valve's game compatibility list to see the games that work with SteamOS. Right now, there are more than 5,000 total games listed as a green-iconed Verified or yellow-icon Playable. The green checkmark means that game is fully verified to run well on Steam Deck; a yellow checkmark indicates that the game is playable on Steam Deck, “but requires extra steps or manual work from the user.” Please note that games requiring an online connection may not be ideal for on-the-go-Steam Deck play unless you can find a Wi-Fi signal.