Hermione laughs when she sees what Cyto has done to Reno.

"I'm sorry, he's usually the most sensible of all my pokemon, but that seems to be his favourite trick when another pokemon wants to play. Cyto, let go of poor Reno!"

Grinning, Cyto extracts himself from around Reno's paw with a gross sounding squelch. That's why you don't attack a random floating blob.