Yes — co-op and PvP. Sword Art Online: Lost Song is a rpg game released in 2018, 80% positive on Steam (1,966 reviews), with 5 playing right now. $4.99 on Steam.
Enter the VRMMO world of the much-loved anime SWORD ART ONLINE! In Alfheim Online, a world of fairies and magic, you become the hero of the series, Kirito, and…
Steam tags: RPG, Anime, Multiplayer, Character Customization, Open World, JRPG, Fantasy, Adventure
Ready Up compares two Steam libraries and shows every multiplayer game you both have — including whether Sword Art Online: Lost Song is one of them — then helps you pick tonight's game with a weighted roll or a bracket.
Or open the Steam store page.
Tired of Sword Art Online: Lost Song? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.
Ready Up is a free tool: enter two Steam usernames and it lists the multiplayer games you both own, runs a bracket to pick one, and suggests new co-op games that fit how you both play. Ratings, tags and player counts from Steam and SteamSpy; page updated 2026-09-09. Powered by Steam — not affiliated with or endorsed by Valve Corporation or Microsoft. How the data works · Legal & privacy · All types · Game Pass