Usernames that you have come up with don't count but any username you have King_Geedorah87 is probably the coolest one i've seen in a while. Gaming - Planet: Member Since: October 15, Posts: Cool usernames people have that are worth. Awesome Hardcore Names . Cool Names From Science Habits: Whether they're good habits or bad habits, it's certainly fair game for. DisasterMaster Blunder Something SavageHorseman Error Notions For Completely Trendy Gaming Usernames Girls, now's the time to. I think the best combinations of usernames are generated when you have something like "emotions" or "adjectives" for the first category, and then pretty much any other category after cool gaming usernames User accounts are ubiquitous these days - most of us have many, many user accounts spread across a lot of different sites. Follow Us — Here. On Halo, Bookworm de used to be known as 'his fatness' so every time I killed someone, it would say they were killed by their fatness. Cool dictionary words Cool slang words Submit a cool word Made up words.