The rise of CaerBerRus (Cerberus) Duel Links vs Duel Monsters
Status
Summary
A war veteran who passed most of his time playing Duel Links and going to his therapist to deal with the stress of the combats finds himself as a self-insert during Duelist Kingdom. What happens when the main characters encounter someone who has DDI and knows all about every major player in their saga? Someone who is 3 but at the same time is 1. That's him SI-Fic with shifting Pov.