It’s Super Grover!
pic from muppet wiki
This is the chart I made and used:
I lengthened the arms and the legs by one stitch. And I gave him a “chem trail”.
Here’s a different version, I’m just playing around:
Both charts made using StitchFiddle, the free online application that lets you make charts for stranded knitting, embroidery and lace knitting. You can save, download and share anything you make.