Bom bot
From WoWWiki
Bom bots are simple black round bombs with a fuse out its top and a pair of small legs to get around. The fuse though is mostly for looks as a timer can be seen on the front. Engineers can make Pet Bomblings for themselves as well (schematic is a drop from Gnomeregan).
Known bom bots
[26] Walking Bomb
[67-68] Boom Bot
[70] Rizzle's Depth Charge
[80+] Bomb Bot
[80+] Boomer XP-500
[80] XE-321 Boombot
Inspiration
Some players believe that the bom bots are a reference to the Bob-omb enemies from the Mario series of games.
