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- April 1st: Jinzo
- April 2nd: Trap Dustshoot
- April 3rd: Elemental Hero Electrum
- April 4th: Altar for Tribute
- April 5th: Blast Held by a Tribute
- April 6th: Mask of Restrict
- April 7th: Dark Bribe
- April 8th: Granmarg the Rock Monarch
- April 9th: Giant Rat
- April 10th: Alien Psychic
- April 11th: Alien Grey
- April 12th: Alien Mars
- April 13th: Alien Telepath
- April 14th: Alien Hypno
- April 15th: Alien Mother
- April 16th: Cosmic Horror Gangi'el
- April 17th: Marauding Captain
- April 18th: D.D. Assailant
- April 19th: Command Knight
- April 20th: Light and Darkness Dragon
- April 21st: Level Up!
- April 22nd: Aussa the Earth Charmer
- April 23rd: Familiar-Possessed - Aussa
- April 24th: Basic Insect
- April 25th: Horus the Black Flame Dragon LV4
- April 26th: Horus the Black Flame Dragon LV6
- April 27th: Horus the Black Flame Dragon LV8
- April 28th: Freya, Spirit of Victory
- April 29th: Raviel, Lord of Phantasms
- April 30th: Ruin, Queen of Oblivion