# Introduction to blind box

The blind box is divided into three levels

L1 (0.1BNB to exchange) The 'arm' probability: 5%

&#x20;L2 (0.3BNB to exchange) The 'leg', 'torso': 5%&#x20;

L3 (0.5BNB exchange) The 'head' probability: 5%&#x20;

The probability of game coupon NFT is 95%&#x20;

The total number of blind boxes is 10 million&#x20;

A total of 9.5 million game coupon NFT (for LEGO game play ro earn) and 500,000 hero components can be issued, There are 100,000 complete heroes can be synthesized at the end. Each hero consists of 2 arm components, 1 leg component, 1 torso component and 1 head component.
