Also known as: Z/X-Zillions_of_enemy_X-, 未来エターナルアーク, ZX_TCG, Z/Xご本人
A Japanese trading/collectible card game series co-created by Nippon Ichi Software (best known for Makai Senki Disgaea) and Broccoli (best known for Di Gi Charat). Spawned various anime/manga and video game adaptations, some of which have been distributed outside of Japan — despite the card game itself being Japan-only.
External links
Official site (Japanese only)