|
- December 1st: Gaia Soul the Combustible Collective
- December 2nd: Rainbow Dragon
- December 3rd: Polymerization
- December 4th: Elemental Hero Chaos Neos
- December 5th: Dian Keto the Cure Master
- December 6th: Fusion Gate
- December 7th: Gemini Elf
- December 8th: Giant Germ
- December 9th: Goblin Elite Attack Force
- December 10th: Thunder Dragon
- December 11th: Man-Eater Bug
- December 12th: Jar of Greed
- December 13th: Graceful Dice
- December 14th: Thunder Nyan Nyan
- December 15th: Nimble Momonga
- December 16th: Swords of Revealing Light
- December 17th: Kabazauls
- December 18th: Helpoemer
- December 19th: Gift Card
- December 20th: Newdoria
- December 21st: Summoned Skull
- December 22nd: Makiu
- December 23rd: Lava Golem
- December 24th: Gellenduo
- December 25th: Airknight Parshath
- December 26th: Light Effigy
- December 27th: Dark Driceratops
- December 28th: Fifth Hope
- December 29th: Black Tyranno
- December 30th: Swing of Memories
- December 31st: Final Countdown