Seal Myth of Majapahit is an adventure game centered on unrestricted player-versus-player combat and character progression. Its features are designed to give players multiple ways to explore, battle, collect, and improve their characters. A Battle Pass offers rewards as players progress, while the Class Legacy system lets them strengthen their characters and unlock new status. The Compendium encourages exploration by letting players document monsters and materials to earn rewards for completed entries.

Players can trade items with one another through the Marketplace and manage their own wallets, or compete in auctions for rare and legendary equipment. Infinity Castle challenges adventurers to advance through successive floors, defeat powerful bosses, and pursue high-value rewards. Other activities include encountering Pokémon in the wild through Pokémon Sanctum and exploring a Lord of the Rings-themed dungeon to face ancient guardians. The Book of Mastery allows players to upgrade skills beyond their usual limits and unlock further potential.