Viper

 is a Tier 5 Tank that upgrades from Hybrado and Sidewinder at level 60.

Design
The looks similar to the Hybrado, the guns on its sides gain long tapering barrels sticking out of them. They somewhat resemble swarm spawners, but are longer and taper less. The guns they emerge from and the actual swarm spawners on the front and rear of the tank are unmodified.

Technical
Despite their strange appearance, the side guns are in fact Sidewinder cannons. They fire miniature Sidewinder snakes that leave trails of bullets behind.

As the

 * Due to spraying Sidewinder missiles everywhere, the tank is quite good at area denial.