My username comes from 2011 when I first started playing Roblox and Minecraft (the unholy duo)
Consists of my Favorite Letter (probably easier to just say my name starts with it...)
and Favorite Number.
M Bacon 15
The newer username I use around when possible: Nowaru is based off of the namesake of Noire from the Hyperdimension Neptunia Series. It also takes advantage of the current age of usernames where names without hanging numbers look