other t-shirts

Graffiti Designs released 4 Groo t shirts; i have one with groo
brandishing a sword, a two sided with groo about to be attacked by an
army, i have seen one with Groo fiending for some cheese dip.  what is
the design on the fourth t-shirt?
and what were the groo pins?  i have groo, sage, and minstrel.  what am
i missing?
magic sloth
"I am not a number, I am a free man"