The start of October is the perfect time to explore the outdoors with the Galarian Expedition event in Pokémon Go. For those who participate in the event, there’s the Galarian Expedition Collection Challenge 2 quest you can complete if you can track down all the Pokémon.

The Collection Challenge is exclusive to the Galarian Expedition event, which is happening from Oct. 4 to the 11 in Pokémon Go. For those playing the mobile game, it’s a good idea to go out of your way to complete this challenge to earn the rewards. However, tracking down all the Pokémon could prove to be tricky. Here’s what you need to know about how to catch all Pokémon for the Galarian Expedition Collection Challenge 2 and the rewards you get in Pokémon Go.