|This article belongs to the Reboot Timeline|
The SteamBucket is a vehicle created by Steam Smythe, to make it look like the Rust Bucket during his "think like your enemy plan".
It as a bronze steampunk roader with no cab roof and a set of organ pipes behind the cab. It can also turn into a giant robotic version of Grey Matter.
The Steam Bucket is able to travel from one place to another. It carries robotic versions of Cannonbolt and XLR8.
It transforms into a giant robot Grey Matter and also shoot gears.
In Past Aliens Present, Team Tennyson investigate a series of destruction taking place State College, caused by robot clones of Ben's aliens, they discovered that it was a trap by Steam Smythe in which he uses his new invention to defeat Ben.
- Past Aliens Present (first appearance)