Place Twinkies in freezer for at least 30 minutes.
Prepare a baking sheet or cutting board by covering with parchment or wax paper.
Melt green candy chips by microwaving 30 seconds then stirring and repeating until melted.
Dip each Twinkie in chocolate and roll to completely coat.
Transfer to prepared paper.
using a toothpick, spear a mini marshmallow and dip in green chocolate to cover completely.
Postition marshmallow in middle of Twinkie to act as nose. Use another toothpick to loose marshmallow from first toothpick and to smooth out chocolate.
Using chocolate as "glue", set 2 eyes just above the nose.
Place in refrigerator for 10 minutes to set.
Lift each Twinkie to separate from paper.
Using a knife carefully trim excess chocolate that ran off.
Melt black candy chips by microwaving 30 seconds then stirring and repeating until melted.
Dip top of each Twinkie in black chocolate to make hair.
Return to prepared paper.
Using toothpick method, dip 8 mini marshmallows in black chocolate to coat completely and place on prepared paper to use as neck bolts.
Place in refrigerator for 5 minutes to set.
Trim any excess chocolate that ran off.
Using chocolate as glue attach neck bolts to sides of Twinkies.
Take the one red chip and heat for 30-60 seconds until melted.
Using a toothpick, draw a mouth on each and draw the forehead scar.
Place in refrigerator for 10 minutes to set.