RuneScape

Jagex's long-running fantasy MMORPG set in the world of Gielinor. A skill-based progression system (28 trainable skills), a vast quest line, player-driven economy, and a free-to-play surface with an optional members subscription. Cross-platform across PC (Windows/macOS/Linux), Steam, iOS, and Android with shared progression. Originally released in 2001 and continuously updated as RuneScape 3.