Big Iron

The  is a Tier 5 tank that upgrades from the Smashception and the Iron at level 60.

Design
The looks similar to the Smashception, but both its body and turret's shells become the same color as Iron's shell.

Technical
Being an Iron branch, this tank is immune to effects. Other than that it is pretty much just a Smashception.

Trivia

 * This tank was named after the song Big Iron which was a semi-popular meme during its inception.