Place chopped milk chocolate in a microwave safe bowl and microwave 15 seconds at a time, stirring in between, until chocolate is melted and smooth.
Place chopped caramel baking chips in a microwave safe bowl and microwave 15 seconds at a time, stirring in between, until chocolate is melted and smooth.
Spread the milk chocolate on a parchment paper lined baking sheet. Keeping the chocolate about ⅛ inch thick.
Pour the melted caramel baking chips in three straight lines across the milk chocolate layer.
Drag a toothpick gently through the lines making swirls of caramel in the chocolate.
Break the pretzels in half and place them slightly apart in pairs of two as antlers.
Under each set of antlers place two candy eyes and 1 red ball sprinkle as a nose.
Add any other holiday sprinkles you 'd like.
Place in refrigerator to harden for at least 1 hour.
Remove from fridge and lift chocolate from the parchment paper. Then break the chocolate apart into irregular pieces.