Here's a breakdown of the engram drop rarity rate Green Engram Rarity White/Basic: (23.45%) Green/Uncommon: (69.31%) Blue/Rare: (7.24%) Purple/Legendary: (0.00%) Yellow/Exotic: (0.00%) Blue Engram Rarity White: (0.00%) Green: (21.2%) Blue: (74.4%) Purple: (4.4%) Yellow: (0.00%) Purple Engram Rarity White: (0.00%) Green: (3.64%) Blue: (60%) Purple: (34.55%) Yellow: (1.82%)