Please Mr. Postman

The multiverse contains an infinite number of possibilities, but two things are constant across all parallel worlds:

1) Ulysses is always supremely, intensely Extra, and
2) He really hates that Goddamn Mailman.

Eventual Courier/Ulysses

Written for the August Month of Fanfiction Challenge, Day 10: "An AU". Idea from my beloved friend datura-tea.