There are many levels in Monster Legends with each new level unlocking new things and items purchasable for a limited time offer. There are six mini islands that are unlocked at certain levels which help players with there monster world.

 
      The monster lab is unlocked at level 20. It is mainly used to level up monsters past level 100. The monster lab has 5 level upgrades. The first being just repairing the monster lab island. The creator of this helpful island is, Dr. Viktor, who helps the player in leveling up his or her monsters. Monster cells can also be gained on the island to craft new monsters yet unlocked by the player. A monsters maximum is 100, but players can level up there monsters to level 130 with the monster lab. However to level a monster up to level 130 the player must gain enough of that monsters cells to upgrade it, it takes up to 5 upgrades.  
           
      These are the temples of the guardians, all of which are unlocked at a certain level. The first island being about breeding is used to shorten any breeding time for a certain duration of time. But first players must solve a puzzle by unlocking pieces which involve the player doing things all around his/her monster world. This goes for all 3 islands. Finally after solving the puzzle players must pay a certain amount of gold, which is a large amount. Second island is about food, with this island players gain more food and it takes less time to grow food. Third island helps with making runes, which will be talked about down below.  
           
      Runes island allows players to buy, craft and attach runes to monsters. The runes are used to be put on monsters to help the monster with certain things in the monster world. The runes are boosts for gold, damage, speed, life, and stamina.