Top similar games like UnderWorld:

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.

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).

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.

The Magic Land is a massive online role-playing game where people live in a magical world of adventures.

Action MMORPG game in a fantasy setting. Explore the world, craft your weapon and equipment, engage in fights with other players and unravel the secrets of this strange world with your friends.

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

Plague has left a trail of destruction across 14th century Europe. Survivors confront sickness and scarce resources in a land rife with banditry. Fight for scarce resources and learn new crafting techniques. But at all times you MUST avoid the plague. This is the land of ‘The Black Death’.

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!

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.

An MMORPG set in ancient Greek mythology. Craft gear, hunt rare items, and explore a land ruled by gods and monsters. Unlock skills through quests, earn blessings from legendary bosses, and engage in PvP where anyone can be your enemy. Conquer foes, forge alliances, and carve your name into myth.

Abandon your past life; this one hinges on training and survival. In a world of magic and monsters, spark fire, raise a timber keep—Observe, Prepare, Adapt, Restrain—carve through wilds, dungeons.

Fight other players for control of wizard towers. A multiplayer action RPG with permadeath. Going for that sweet, sweet classic MMO feel.

Good morning, loner. Welcome to hell. In Fallen Mankind MMO, Explore The Zone, survive deadly anomalies, and choose your path among three factions. Build bases, battle players, face horrors, and uncover secrets in a hardcore, open-world MMO inspired by STALKER and survival classics.

Wild Terra Online is a sandbox RPG, in a completely player-controlled medieval world. You will have to survive in a forest full of predators, build a shelter and improve your crafts skills, tame animals and fight for treasures. You can become anyone and do whatever you want!

As you land on a planet engulfed by oceans, you must explore this treacherous water world and try to survive. Take on missions from the underworld or loot islands you encounter. How you survive will depend on how you play.

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!

Are you looking for that classic MMORPG vibe? Whether you're a minmaxer strategizing every detail for maximum efficiency, a savvy fashion collector in search of the most stunning outfits, or even someone who enjoys the journey of casual leveling, Celtic Heroes opens its gates to you!

Free-to-play MMORPG Eternal Magic is a huge fantasy world with a flexible class system, dynamic combat and epic battles for up to 80 people. A MOBA mode, a party in your mansion, weddings, and guild battles. A killer mix for an incredible adventure!

"League of Angels – Heaven's Fury" is a revolutionary 3D online action RPG that takes place in a fantastical world loosely based on Western mythology.

Legends of Aria Classic: Rediscover the thrill of MMORPG adventure with reverted ruleset to 2019, including the Karma System and original protected areas. Forge your legacy in a player-driven world of endless possibilities. Join us on a nostalgic journey into classic MMORPG gaming!

Lugh World is an action monster-taming MMORPG set in a living, ever-evolving open world. Capture and evolve unique beings called Lughs, explore a vast world, and face epic challenges in real-time battles. Uncover secrets, forge your own path, and live the game you’ve always dreamed of!

Realtime Action Combat MMORPG. Battle Foes and Complete Quests to Level up your Skills and Equipment. Prepare to face the most Mythic of Enemies. Swap between different Skill Sets whilst playing the Same Character. Craft and Discover New Items of Increasing Rarity. Open World - No Instances.

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.

Fight and train with powerful Jutsu to rise through the ranks of your village in a ninja open-world MMORPG. Join over a hundred thousand players worldwide. Play now for free!

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!

Start your heroic saga today in a world full of magic and excitement: Choose your race, build a home and discover the fantastic world of Taborea in the classic free-to-play MMO!

Adonis is a stylized, open world action game that focuses on third person combat & platforming!

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

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.

Weapons of War is a free 3D fantasy MMORPG set in an ancient mythical world, featuring five classes, quests, PvP and PvE environments, and ongoing in-game events