Sawyer's Slurpuff was revealed when it was sent out to find
Sawyer lost battle notebook. Peroream's sense of smell is said to be a 100 million times better than a human's so it was used to sniff out where the battle notebook was located. It quickly found it and took it away from Rocket Gang.
Later on in the day, it faced
Ash's Hawlucha in a battle. It had
Electro Ball prepared for dealing with Flying types but
Ash's Hawlucha dodged the attack and while trying to figure out what to do next,
Ash's Hawlucha knocked out
Sawyer's Slurpuff with
Flying Press.