The Slinker

Is a villain from The Puppet Show.

Past
She was once a slinky Pikachu liked to play with sometimes.

Snow Day Hurray!
After many years she finally makes her grand return in Hurray For Snow Day! Where she finds The Puppet Show Characters and meets up with The Hanger Gang, teaming up with them and forming a duo with Hangrio. They both later get defeated and frozen in ice by the end of the episode, but their aggressiveness breaks them out and menacingly.

Rainbow Shades Rainade
She and Hangrio come back as a new roommate known as Rainbow Shades Rainade!