Top similar games like Celtic Heroes:

Join the world of Grimdoria, a 3D stylized high-fantasy indie MMORPG. Join the Adventurer's guild and work your way up the ranks! Grimdoria is a tribute to the mid-2000s golden era of the genre. Currently under heavy development with the aim to deliver a quality classic MMORPG experience.

Embark on a thrilling adventure in Saikin by Shiryu Studios. Explore fantastical worlds, battle fierce enemies, and uncover secrets that will change your journey. With stunning graphics and immersive gameplay, Saikin will keep you on the edge of your seat. Play now and experience the magic!

Gran Skrea invites players to create their own destiny in an original world of medieval fantasy. Embark on varied and challenging quests, square off in ruthless PvP combat, or write your character’s story through an unstructured economy and player-created guilds.

Grimrain is an indie MMORPG with a variety of casual and challenging gameplay for solo and groups. Explore the game world, with gathering, crafting, instanced and overworld dungeons, player housing and decoration, hidden locations, and legendary foes.

Relive an iconic tale with Blade & Soul NEO. Fully remastered where players reconnect with the original spirit of the free-to-play, open-world MMORPG. Experience a richer visually enhanced experience set in a world of Wuxia mythology where fast-paced combat collides with the stunning visual beauty.

Legends of Aria Eternal is a sandbox MMORPG where players shape the world. Now with faster skill gains, a reworked prestige and enchanting system, full in-game knowledge base, and powerful new tools to run your own custom server.

Classic free-to-play open-world MMORPG with grind, PvP, and a risky upgrade system up to +10. Level 1–100 with no resets. 33 maps. Crossplay for PC & mobile (Android beta).

Swords and Shotguns is a Sandbox Survival MMORPG, combining elements of PvE and full loot PvP with intense real-time combat. Gather resources, craft power gear, and shape the player-driven economy. The entire world is a massive big server.

Relive the classic gameplay of an old-school MMORPG. Select a class that suits your style and join your friends to explore the vast world of Trimurti Online. Upgrade your equipment and maximize your skills, face monsters and bosses, conquer dungeons.

Paramount Hero is a third-person click-to-move multiplayer game set in an open-world environment. Explore, kill mobs, collect loot, hone your skills, complete quests, and cooperate with (or kill!) other players to become a legendary hero.

RuneScape is a high fantasy open world MMORPG. Explore an ever changing and evolving living world where new challenges, skills, and quests await. Featuring unprecedented player freedom, you choose how to play, adventure, and grow.

The best retro fantasy MMORPG on the planet. Old School is RuneScape but… older! This is the open world you know and love, but as it was in 2007. Saying that, it’s even better than that – Old School is shaped by you, its players, with regular new content, fixes and expansions voted for by the fans!

Open World MMORPG, Free to Play, PvP, PvE, Craft, Trade, Quests, One class perform only one role (Attack, Defend or Support)

Become a legend as you amass PK Points, conquer & defend islands/turfs from enemy players for valuable rewards, and progress through the game in all of its PvE and PvP glory.

Tarisland is a fantasy MMORPG set to bring back the fun of raiding dungeons, earning loot, and experiencing immersive exploration. Choose from 9 unique classes and team up with players worldwide to conquer epic bosses!

The Reborn update brings massive improvements after months offline: log in now to claim 650 FREE summons, enjoy 70% discount on pulls, and participate in the "Summon More, Get More" event to build your ultimate team.

A fast-paced action MMORPG where every strike is aimed and every dodge matters. Take on epic bosses, experience responsive real-time combat, and enjoy full control—no tab-targeting, no auto-play, and no Pay2Win.

The MMORPG of a massive and magnificent fantasy! Let's explore the MMO world!

Experience a thrilling action RPG set on the supernatural island of Aeternum. Forge your destiny on an adventure filled with danger and opportunity.

Multiplayer Online RPG offering a shared world for players to adventure merging ‘classic’ MMO vibes with more modern third person action combat systems.

Kalnazar is a massively multiplayer online game. Play as adventurers and explore the new world, or become a gladiator and fight other players in arenas or battlefields.

Avaroth Online is an open-world MMORPG with PvP combat, character progression, and exploration across lands inspired by Argentina. Gather resources, build, and face enemies and players alike in a hostile, persistent world.

VIA is a free-to-play MMORPG featuring third-person action combat focused on caravan-based PvP battles, where the risks you take equal your rewards. With a deep crafting system and no level grind, you access endgame content instantly, prioritizing professions that shape gameplay.

Discover endless expanses and hardcore PvP! Become a hero of a fantastic world in AION: charge into thrilling combat, on ground or in the air, battle against other players or in the fight against some mighty monsters. Spread your wings, Daeva, and fight for the fate of your people!

Grace Online is a 3D fantasy MMORPG featuring an immersive experience that allows the players to forge their own paths through exploration and discovery.

TERA is an epic fantasy MMORPG experience. Master the action-packed combat system and prove yourself in solo and multiplayer adventures – all in the stunningly beautiful world of Arborea!

Iverian Wars: Craxion vs Defugel is a A Classic Hardcore MMORPG set in the world of Iveria. Engage in large-scale battles, customize your gear freely, and shape the fate of the continent through war and strategy.

Throne and Liberty captures the essence of classic MMORPGs while introducing new gameplay elements, depth and excitement at every turn. Gather your guild, prepare for battle, and set forth for throne... and liberty!

Guild Wars 2 is an award-winning online roleplaying game with fast-paced action combat, deep character customization, and no subscription fee required. Choose from an arsenal of professions and weapons, explore a vast open world, compete in PVP modes and more. Join over 16 million players now!

Join the fight for world domination as the Celestials fight over territory. Play your way with multiple different classes and sub classes. Want to assassinate people or perhaps you want to cast fire ball no matter the room size, either way there is a play style for everyone.

DK Online, a fantasy-themed classic MMORPG, invites you to combat monsters, engage in intense PvP, and prove your skills by leveling up. You can magically transform your look into stylish characters. Conquer achievements and explore a vast world as a Dragon Knight. Massive rewards await you!