|Challenger League Kit Box|
|"Grants 10 Cards. At least 2 will be Rare or Legendary!"|
|Drop rates||Common: 67.63 %|
Rare: 28.35 %
Legendary: 4.02 %
|Availability||Multiplayer league reward|
With the introduction of the Fifteenth Anniversary Update it was announced that Pro Kit Boxes would be leaving the game. However the Challenger League Kit Box continued to be awarded as a Multiplayer League reward.