Hot Topic offers the Minecraft Hostile Mobs Papercraft Set bundled with the Minecraft Animal Mobs Papercraft Set for $15.98. (And add both to your cart.) Choose in-store pickup to avoid the $4.99 shipping charge. That's tied with our mention from last winter and the lowest price we could find by $6. These sets are suitable for children aged six and older.
Need them shipped? Woot has them for $15.99 plus $5 for shipping.