Welcome to LoA II Level guide.

Here you will find at what level different activities will become available. You gain exp from daily quests, events, fighting in dungeons and  animas path.

Level 6      Mount icon becomes available
Level 7      Fourth hero becomes available in the squad icon
Level 11    Fifth hero slot becomes available in the squad icon
Level 12    Arena becomes available and can be accessed in the single
                   player option in the right hand side drop down box as shown in
                   the screenshot at the bottom
Level 18    Hero trial becomes available and can be accessed in the single
                   player option in the right hand side drop down box as shown in
                   the screenshot at the bottom
Level 21    Abyss becomes available and can be accessed in the single
                    player option in the right hand side drop down box as shown in
                    the screenshot at the bottom
Level 20    Guild icon becomes available
Level 25    Palace dungeon becomes available and can be accessed in the
                   multiplayer option in the right hand side dropdown box as  
                   shown in the screenshot at the bottom
                 World boss icon becomes available
Level 30    Ally becomes available in the squad icon
                  Domination becomes available and can be accessed in the
                    single player option in the right hand side drop box as shown
                    in the screenshot
                 Guild boss becomes available
                 Guild dungeon becomes available and can be accessed via the
                   guild panel
                X server war icon becomes available
                  Conquest icon becomes available
Level 45    Team domination becomes available and can be accessed in
                    the multiplayer option in the right hand side drop down box as
                    shown in the screenshot at the bottom
Level 55    Animas path becomes available and can be accessed in the
                     single player option in the right hand side drop down box as
                     shown in the screenshot at the bottom
                 X server domination icon becomes available
Level 60    Battle pet icon becomes available
                  Battle Royale becomes available and can be accessed in the
                     single player option in the right hand side drop down box as
                     shown in the screenshot at the bottom
Level 65    Resource wars opens icon becomes available