White cardstock, dice, scissors, and small storage bags. Preparation:
If your goal is to create physical "solid" figures for a display or game pieces, consider these sturdy designs: Reindeer Games
Download or draw a reindeer template including a body, head, antlers, legs, and a red nose. White cardstock, dice, scissors, and small storage bags
Use strips of brown construction card to create "springy" legs that allow the reindeer to "walk" or bounce. Reindeer Games
Carefully cut out each body part from the cardstock.
For a rigid 3D structure, wrap an empty toilet paper roll in brown paper and attach pipe cleaner antlers.