Finish the tutorial.
Kill 200 enemies.
Upgrade all skills to level 4.
Clean the Desert Dungeon from enemies.
Get to the 5th floor in the Infinity Tower.
Finish all the Forest's missions.
Kill the withe bear.
Clean the Swamp Dungeon from enemies.
Get to the 10th floor in the Infinity Tower.
Collect 1000 Dragon teeth.
Kill 2000 enemies.
Kill one Boss.
Finish all the Desert's missions.
Kill 10 Bosses.
Finish all the Swamp's missions.
Kill the Nazgulz.
Finish all the Winter's missions.
Kill 100 Bosses.
Kill the Dragon.
Obtain legendary stuff.