Pi-Story

Site: http://www.pistory.com/
Status: Free 2 Play

PiStory is a 2D fantasy MMORPG in anime style. Classes available are Fighter and Cleric, both have class change on level 15 and can fight actively in combat.

Kal-Online

Site: http://www.kalonline.com/
Free-To-Play, with in-game shop
Fan-Site: http://www.kal--online.de/english/

Kal-Online is a free-to-play fiction MMORPG by Inix Soft. The action takes place in a beautiful oriental fantasy world.
Gameplay
The gameplay is a little diablo-2 style. Players move and use simple attack with left mouse click and use magic or skill with right click.
Classes/Jobs
It has three starting jobs - Wondering Knight, Wondering Archer and Scholar.
W. Knight's next class is Apprentice Knight, when the character learns the basic kill of knight. A. Knight has two paths for developing skills - offensive and defensive.
W.Archer - quickness and long distance attack. Their next job change is Apprentice Archer. A. Archers have powerful long distance attach, but they are considerably weak and need a party. Their next change gives the chance to choose to have long-distance more powerful attack and be weaker on defense or skills to increase friends' attacking power and skill to cure them.
Scholar uses magic to attack enemy. Next class for scholar is Literary Person. They also have revive and cure skills. L.Person can choose to become Hermit or C.J.B. Hermit are specialized to attack specific object with magic while Chairperson of Joong-Bangs have skills to damage multiple enemies and a powerful revive skill.
Egg/Transformation
When you reach level 15 you can do a quest to get an egg. After that you must level up your egg to become grade 11. After that you can transform to an animal.
PVP/PK System
PvP(duel) starts after agreement of both parties and there is no penalty on winner or looser.
PK(Assassin) System A player who wants to be a PK must wear a mask to be known by others. Mask can be bought from the merchant in Temporary Fort of Geum-Ohee Castle and High Land of Sky. When the player became an assassin his/her name is not shown but the name changes to "assassin" in red and he/she can't disable assassin mode for 2 hours.

Screenshots

Anarchy Online AO

Site: http://www.anarchy-online.com/
Paid with a free program.

Anarchy Online is a science fiction themed MMORPG by Funcom. The action is set on the planet of Rubi-Ka, 30 000 years into the future. Races are called breeds. They are:
Solitus - most similar to natural human beings. They are average characters with no special abilities and also no bad abilities. Their balanced abilities make them suitable for all types of symbiants. They also have access to some of the best defensive perk actions.
Opifex - they lack strength but they have agility and dexterity. They are suited to Support symbiants, which rely on Agility and Sense.
Nano Mage - they are created to control Nano-bots, but they lack HP and evasion.
Atrox have big advantage in strength, stamina and HP, but lack agility and intelligence.
Anarchy Online Wiki

Silkroad Online (SRO)

Site: http://www.silkroadonline.net/
Free-To-Play, with in-game Mall

Silkrode Online is a fantasy MMORPG based on the the Chinese trading traditions by Joymax. SRO is free, but it has in-game Item Mall for purcahsing items or "Silk"-game currency. The game is designed to represent the Silk Road trades of 7th Century.
Gameplay
Silkroad Online gameplay is a lot alike other Korean games this genre, especially Lineage2. There are two type of characters - European and Chinese. Also players can chose to master weapon or elemental skills.

Nice SRO Fortress Movie

Seal Online

Site: http://www.sealonline.com/

Seal Online is a fantasy MMORPG by the Korean company - YNK Partners Inc.

Eve Online

Site: http://www.eve-online.com/
Monthly payed game, players can try it with 14 days trial accounts.
Guide(Strongly recommended for new players - personal experience)

Eve Online is science fiction space MMOG by CCP Games. The action is set in distant space, players pilot wide variety of ships through thousands solar systems. The game is persistent - this means that anything that is left in game while player is offline such as undocked ships will continue to exist and will be visible and attackable to other players.

Gameplay
Eve Online is little confusing at a first glance. Considerably more time is needed to learn the interface compared with other games from the same genre. EVE don't have leveling system, which is replaced by a complex skill system with a wide variety of skills. To learn a skill characters must acquire skill learning kits and the training consumes amount of real time(players can spend that time offline). Some strange issue is that characters can purchase clones as a precaution against death. Activities in EVE can be combat, exploration, trading, mining, advancement, research, manufacturing and more.
Combat in EVE is highly tactical with different range weapons. Players can group together in corporations, the corporation creator and leader(a.k. party leader) is titled Chief Executive Officer - CEO. Corporations also have some other roles like Director, Station Manager and so on. Corporations can declare war to other corporations. Also some spicy piece is added with the corporate spies.
Races in Eve Online are Amarr, Gallente, Caldari, Jovians.

ROSE Online

Site: http://www.roseonlinegame.com

Rush On Seven Episodes Online is a fantasy MMORPG by Korean company TriggerSoft.
Gameplay
Leveling up is obtained through mobs killing or quests. Rose Online is kind of standard MMORPG with class changes, six jobs(seven with the beginner), two class changes(at level 10 and 100).