Collect heros to enlarge your army while defending yourself from the monsters. Each level has a target length of the hero queue. Once it's reached, you will be sent to the next level and start over. There are lots of stuff that will be adjusted according to the level you're on, including factors of HP and damage, duration of Buffs …Collect heros to enlarge your army while defending yourself from the monsters. Each level has a target length of the hero queue. Once it's reached, you will be sent to the next level and start over. There are lots of stuff that will be adjusted according to the level you're on, including factors of HP and damage, duration of Buffs and DeBuffs, the number and strength of monsters and so on.Read more