Yu-Gi-Oh! Duel Links: New BOX Added & 500 Gems Giveaway!

The newly added "Millennium Duel" contains Marik's formidable "Egyptian God Slime", as well as the Illusion monster "Nightmare Apprentice"! Cards such as "Blaster, Dragon Ruler of Infernos" and "Aluber the Jester of Des…