How much Trick or Treat challenge in the seasonal event of “Call of Duty: Warzone” will be rewarded describe?

First of all, the most seasonal event of call of duty, which will only be running till November 3rd, 2020. So, everyone should take advantage of it, while it is still around. There are 16 Trick and Treat challenge in the "Call of Duty: Warzone”. It comes with a unique trick and treats challenge and has begun as named Haunted Verdansk event.

Scattered across the map are 16 Trick or Treat boxes waiting to be found. Every player can find every Trick or Treat box in "Call of Duty: Warzone” will be rewarded with a special blueprint. This is the event in celebration of Halloween and has given the entire map of Verdansk a nighttime redesign. New cosmetic bundles, game modes, and other secrets have been added to Warzone for players to enjoy.

Activision has hidden 16 boxes across the Haunted Verdansk map. There are 16 individual rewards with a special blueprint awarded to whoever completes the entire challenge. These boxes are loaded with stickers, emblems, skins, and blueprints that echo the spooky environment of Warzone's new night map. These boxes can be opened anytime during the event.
Be warned, not all the boxes contain treats as some will also contain some nasty tricks.

But players should be aware that not everything is pleasant on the haunted map.