Well, for one--I have no idea when your birthday is. For another, even if I did--I wanted to get you something. To try and apologize for any harm I caused you.

[Once free, Loki gestured and a familiar looking briefcase appeared in one hand. Shifting, he opened it, and held it steady for Kaiba to see what it was fully. Loki had been a bit surprised himself, but this seemed to be better than a deck alone.]