Top similar games like Cellyon: Boss Confrontation:

Magicka is a satirical action-adventure game set in a rich fantasy world based on Norse mythology. The player assumes the role of a wizard from a sacred order tasked with stopping an evil sorcerer who has thrown the world into turmoil, his foul creations besieging the forces of good.

THE DAY Online is a MOBA game with a mixture of 3D, 3rd person, action, strategy, and team play. The three distinctive battle arenas await your arrival. Come and experience unique and immersive gameplay with THE DAY Online.

Create your hero and lead your troops on the battlefields of Bersia! Kingdom Under Fire 2 is an action-packed MMORPG/RTS hybrid. Choose one of five heroes, explore a fantasy world and hone your skills until you and your troops are ready for the epic-scale battles of this colossal war!

Choose your hero, form your group and battle through dungeons together in a Multiplayer Online Dungeon Adventure. Progress through Leagues, endlessly scaling Dungeons and chase new rewards with every fresh season. With a growing roster of Heroes and content there’s always something new in FELLOWSHIP

Explore vast, forgotten lands, cryptic abandoned ruins, and mysterious caverns, in this open-world voxel action-RPG. Create your own uniquely crafted class. Build multiplayer dungeon, PvP, or siege experiences. Run, vault, and leap effortlessly across endless wilderness, or delve deep underground.

Cleave through hordes of enslaved machines in this 1 to 4 player action-roguelite, hack n slash. Equip your Effigy with unique Items and Weapons to fight against The Barons and their machines. Upgrade your Weapons with powerful Augments to modify them and how they play.

Step into a dynamic Action RPG Arena Fighter set in a medieval fantasy realm. Create your champion, battle waves of enemies and level up with friends in solo or cooperative play. Earn gold for powerful gear and powerups!

Assemble your crew, take to the skies in the premier PvP airship combat game. Guns of Icarus Online is all about flying massive airships, shooting big turret weapons, and working as a team for supremacy of the skies. Everyone as one, victory or death, together.

Dungeon Defenders Eternity is the definitive version of the original tower defense action-RPG! Now featuring a rebalanced endgame, all new missions, secure online play, links to Dungeon Defenders II and more!

Become a powerful Rune Teller traveling through the open world of the Runegea. Recruit great colleagues for a fun journey, craft through a variety of items, and solve the requests of the Runegea residents. At the end of a long journey, you will find the reason for your resurrection.

The game brings you far into the future of a post-apocalyptic Sweden.

Mistral is a 3D action roguelike game where you journey through a fantasy world. Collect relics to boost your powers, and use your weapons & spells to defeat the force of evil.

This is a free online fantasy RPG that is NOT pay to win! You can play all areas of the game, kill all bosses, get all the gear, and play any race or class. This game plays from a top down or 3rd person view.

Attuned is a cooperative Action Roguelike inspired by your favourite MMOs. Play with friends or unlock NPC-companions to form a 4 player party of tank, healer and DPS. Gain spells and items, maneuver enemy groups, kill bosses, chase loot but manage your risk or you might die and lose it all.

Arvel — Action RPG + hybrid RTS. Build a squad of mercenaries, clear dungeons for loot, raise an army, and fight over the Arkon. Solo, with friends, or 1v1 up to 3v3.

Shadow Arena Early Access has ended.​ A heartfelt thank you to all the players​ who walked with us on this journey.​

The adventure continues in Torchlight II! An Action RPG filled with epic battles, bountiful treasure, and a fully randomized world. Bring your friends along for the journey with online and LAN multiplayer.

Sail north alone or with friends through dangerous waters, chart uncharted islands, and embark on an unforgettable voyage. The farther you venture, the stranger and deadlier the world becomes. The truth lies beyond the horizon.

A COMMUNITY CREATED Hack'n Slash RPG where players can team up and tackle exciting adventures made by other community members in our in-game Adventure Construction Kit - It's DIABLO meets LITTLE BIG PLANET!

Ardent: Rise is a fantasy real-time action RPG with strong tank / damage / healing roles, and multiplayer CO-OP PVE focus.

Command 25 ship variants with 20+ upgrades in a living, multiplayer galaxy. Explore, trade, mine, and fight epic real-time battles. Forge alliances or betray rivals—your choices shape the universe. Dive into stunning space combat now!

Uncrowned Dragon is a fantasy CRPG in development. Lead a six-person party across a land scarred by fallen dragons, awaken dragon powers, and create your own class builds. Switch between real-time with pause and turn-based modes outside combat.

Arcane Arena is an intense multiplayer action game chosen from diverse spellcasting classes, each with unique abilities. Engage in team-based combat, and dominate the battlefield. Unleash devastating spells, manipulate time, summon creatures, and harness elements to emerge victorious.

Control a team of 3 elemental powered characters to explore hostile lands, slay endless hordes of enemies, collect infinitely stacking loot and obtain powerful upgrades. Perform creative elemental fusions, create overpowered builds and fight your way out... to a certain doom that awaits you.

A party game about betrayal and building. Build the racecourse in secret, then race it. Traps, sabotage, and a sinking island included. 2–6 players, no teams, no mercy.

A cooperative action game where up to 4 players battle through themed arenas, dodge deadly attacks, upgrade unique abilities, acquire loot, and survive raid-style encounters in fast paced combat.

A classic, hardcore MMORPG experience built by fans of the genre. Legacy of Eternity focuses on open-world freedom, social interaction, and high-stakes progression. No markers, no auto-combat, and no hand-holding. Just a vast world, a deep class system, and a community where your reputation matters.

Multiplayer action fantasy based medieval RPG with deep character development. Be a Warrior, Archer, Mage or a Priest. Each hero has different skill-sets and character customization/development. Beat the arena to be the Master!

The LOCO universe, which has been closed in the darkest world for a long time, is now awakening! LOCOII marries RTS tactics with fast-paced action. Swap between 3 of 20+ unique heroes, unleash combo skills, capture objectives, and clash in epic 10v10 battles across diverse maps and modes.

Want to be a gambling cut-throat rogue, a righteous monk, or a spellcrafting mage? Dungeon Gang is a multiplayer RPG where you can do this and more with up to 12 players. Includes a custom dungeon creator.

Transform your virtual tabletop RPG experience in Game Master Engine’s lush 3D multiplayer RPG simulator. Whether you're a seasoned game master or just starting out, GME makes it easy to explore, create, and run custom games, all while bringing your players together for unforgettable adventures.

Prime World is a free online game in RPG / MOBA genre with a unique universe where tactical session battles, castle management, and hero development are mixed together. Gather your collection of talents, build an army of invincible heroes and become the champion!