After you are able to summon Wyrdeer, you can participate in a balloon race in the Obsidian Fieldlands.

The Request

You can accept this request in any base camp in the Obsidian Fieldlands.

Fieldlands Balloon Race

The Balloon Race is near the Heights Camp. While riding on a pokémon, you can press Y to jump and press B to dash. Ride through as many of the balloons as you can within the time limit.

Reward

If you burst at least 17 balloons before the time limit, you will complete the request and get 1 Rare Candy and 15 Feather Balls.