Pokemon Masters is getting Bug Type Egg Event and many more rewards in the upcoming update. Besides the new event, there is a lot of rewards up for grabs too. This event will run till the 16th of August.
Also, there is a new story event named Summer Superstars for players who are done with Chapter 1 of the main story. In the Bug Type Egg Event players can get Scyther, Pinsir, Weedle, and Venonat on hatching the eggs. If you are lucky you might even get the rare Pinsir or Scyther.
In addition, there is a Summer Superstars Login Bonus for players who log in daily till 16th August. In doing so players will be rewarded up to 1400 gems. Besides if players just log in to the game on or before 11th August they will get 3000 gems, stamina, and skip tickets.
Another important additions are that of Summer versions of Steven & Alolan Sandslash and Lyra & Jigglypuff. They can obtained through the sync pair spotlight scout. The game also brings in the new stamina system with new improvements.