Thread:DroidekaDoge/@comment-36387203-20200825113424/@comment-44373622-20201021121825

​Only certain bosses (mostly Nest Defender bosses) have those "Boomer Variants", which are Aquamarine (its boomer variant is Boomechotron), Trape Fighter (Trapepsi Boomer), Slider (Pepseeho-Drifter), Gravibus Octanguli (Pepsi Boombox), Messenger (Boomassage), Vanguard (Boomer Van) and Kiosk (Terror Boomer).