[Loki rolls his eyes and huffs, partially at the sandwich that gets taken away from him and partially at the constant referrals to his older self.]

I have a splendid solution for this problem. When Midgardians who are strangers to one another meet eachother in a formal way they wear these small...name tags..yes?

[He points at his chest.]

I should do this as well.

'Hi, my name is Loki and I am not that other Loki'