Boxes are the main rewards you can collect in Monster Masters. They contain EXP, Gold, Gems, Rainbow Stones and Eggs.There are three kind of Boxes: Battle Boxes, Big Boxes and Mega Boxes. See below for more details about their content and ways to get them.


Battle Box

These are the most common Boxes in Monster Masters. You can get them by:

  • Winning battles. You get 1 Battle Box each time you win a battle. These take 2 hours to be unlocked. You can speed up this proccess with Gems. The maximum daily Battle Boxes you can get in the same day is 10
  • Watching an advertisment. Every 24h there is one Battle Box in the main menu available to be open by watching a short video advertisment. This box will open instantly after watching the video.
  • For free. If you are lucky, sometimes you will find a free Battle Box waiting for you at the Shop (daily rotation). This Battle Box can be open instantly.
Name EXP Gold Rainbow Stone Gems Egg
Battle Box (League 1) 10-12 30-35 1 (3% chance) - 3%
Battle Box (League 2) 11-13 35-40 1 (3% chance) - 3%
Battle Box (League 3) 13-15 40-45 1 (3% chance) - 3%
Battle Box (League 4) 15-17 50-55 1 (3% chance) - 3%
Battle Box (League 5) 17-20 50-55 1 (3% chance) - 3%
Battle Box (League 6) 21-23 50-55 1 (3% chance) - 3%



Big Box

Medium Box.png


Daily Big Box: every 24h you have one Big Box available to be open in the main menu. You need a total of 25 K.O.s to open it. You get one K.O. every time you defeat an enemy monster. Once you get 25 K.O.s, the box can be open instantly.

Name EXP Gold Rainbow Stone Gems Egg
Big Box (League 1) 35-40 150-200 1 (10% chance) 2-3 15%
Big Box (League 2) 40-45 200-300 1 (10% chance) 2-3 15%
Big Box (League 3) 60-60 250-300 1 (10% chance) 2-3 15%
Big Box (League 4) 70-70 300-350 1 (10% chance) 2-3 15%
Big Box (League 5) 80-80 450-500 1 (10% chance) 2-3 15%
Big Box (League 6) 100-100 500-550 1 (10% chance) 2-3 15%


Season Box: this is the Box you get as a reward when a Season ends. You must have finished the Season with at least 1400 Fame to receive it. The higher your Fame score at the end of the Season, the higher the level of the Season Box you will be awarded:

Fame Name EXP Gold Rainbow Stone Gems Egg
1400-1799 Season Box (Level 1) 100-120 250-350 1 (100% chance) 10-25 15%
1800-2099 Season Box (Level 2) 100-120 250-350 1 (100% chance) 25-50 15%
2100-2299 Season Box (Level 3) 100-120 250-350 1 (100% chance) 50-100 15%
2300-2499 Season Box (Level 4) 100-120 250-350 1 (100% chance) 100-200 15%
2500+ Season Box (Level 5) 100-120 250-350 2 (100% chance) 200-300 15%



Mega Box

Megabox2.png

This huge box contains massive amounts of Gold and EXP. It can only be purchased at the Shop.

Name EXP Gold Rainbow Stone Gems Egg
Mega Box 350-450 900-1100 1 (15% chance) - 20%
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