V4: Cross-Realm Battle is a free-to-play massive multiplayer online role-playing game developed by NEXON Company, available on Android platform. The game provides an unprecedented experience by erasing server boundaries and introducing a massive Inter Server battle. Players can join the game and experience the excitement of large-scale cooperation and competition.

The game features six unique classes with diverse skill systems that make the battles unpredictable and exciting. The game also offers a companion system that helps players grow and improve by performing helpful activities. The game requires a minimum of Galaxy S7 with OS 8.0, and it is recommended to use Galaxy S10 with OS 9.0 for the best gaming experience.

V4: Cross-Realm Battle is an MMORPG that offers a unique and exciting experience to its players with its massive battles, unique classes, and companion system.