Here are some links to YouTube videos (with timestamps) that show pitch shifter sounds.  

Video (timestamp link)
Particle 2
The Pedal Zone
3 Killer Stereo Pedals You Need To Hear! (13:13)
Pitch shifted delay in DTUNE mode, and pitch shifting Auto Freeze.
Particle 2
Mike Hermans
Red Panda Particle 2 (12:03)
Blend of clean guitar and 1-octave up pitch shifting in DTUNE mode, similar to a 12-string guitar with additional modulation and delay feedback.
Raster 2
The Pedal Zone
Red Panda Raster 2 Delay Demo - A Sound Designer's Dream! (STEREO - Use Headphones) (00:00)
"Wild Whammy Echoes" using an expression pedal and fuzz pedal, shifting the pitch of the echoes up from a fifth to a full octave above.
Raster 2
Do Noise
Red Panda Raster 2 Delay Pitch & Frequency Shifter (05:30)
Full wet pitch shifter with no delay. Modulation adds rising tremolo.
TensorAndy Martin (
Red Panda Tensor Tape Delay | Reverb Tone Report Demo (04:45)Various functions of the Pitch control using an expression pedal.
Mike Hermans
Red Panda Tensor (03:37)
Various Pitch settings with an expression pedal controlling the Pitch.