Games like Senpa.io

Mitos.is: The Game is a real-time multiplayer online arena battler. Players control single cell organisms, consuming nutrients and battling opponents to evolve and grow. With various game modes and customization options, it offers a unique blend of strategy, reflexes, and competitive play.

Agar.io is a popular online game where players control a cell and consume others to grow, while avoiding being eaten by larger cells. It offers touchscreen-optimized controls and special skins for unique usernames. The game includes optional in-app purchases and weekly subscriptions, with automatic renewal unless turned off.

Tanki Online is a free-to-play, browser-based MMO tank battle game. Customize your tank with various weapons and equipment, engage in real-time PvP combat in multiple game modes, and level up to unlock new items and features. Join forces with other players to form clans, participate in tournaments, and dominate the battlefield.

Dragon Saga is a free to play arcade style side scrolling 3D Fantasy MMORPG set in a world of Dragons and magic. Choose one of six classes (Warrior, Mage, Thief, Archer, Shaman, and Twin Fighter) and explore a rich world filled with unique monsters. Power up to unlock devastating abilities, hidden combos and hilarious skill effects.

Shark Attack Deathmatch 2 is an action-packed shooter game set in underwater environments. Players can choose from a variety of human and sea creature characters, each with unique abilities and weapons. The objective is to survive and eliminate other players in intense multiplayer matches, with various game modes such as deathmatch and team deathmatch. The game features a range of marine environments, from sunken ships to treacherous underwater caves.

Fast-paced crab survival! Online PvP battles to become King of Crabs

"Wakfu is a massively multiplayer, turn-based strategy game set in the World of Twelve. Engage in action-packed, tactical battles with 18 unique classes, and choose your path as a warrior, politician, merchant, or craftsman. With a humor-filled universe and a player-driven economy, Wakfu offers a limitless and dynamic adventure."

"Badland Brawl" is a strategy game with delightful gameplay, splendid graphics, and funny elements. Set up your team, choose your tactic, and brawl towards victory in this addictive game. However, be prepared for some grinding and bugs that may affect your experience. The game's good plot and music make it a well-rounded and enjoyable experience.

2D battle royal packed into an intense 3-5 minute experience. No lobbies, no lengthy drop sequences. In surviv.io, you're always in the fight! Choose the mode that fits your mood. Go it alone in solo mode, battle with a partner in duos, or field a four-person team in squads. Loot, loot everywhere. Famous firearms, melee weapons, throwables, medical items, armor, scopes, and backpacks to hold it …

MU Immortal is a massively multiplayer role-playing game officially licensed by WEBZEN, offering intense multiplayer battles and extensive grinding. While it provides a classic MU experience with rich character progression, the gameplay is often interrupted by excessive advertisements and is marred by numerous bugs. Fans of the genre may appreciate its nostalgic elements despite these drawbacks.