Heat Hive

 is a Tier 4 Tank that upgrades from Mini Swarmer and Heatseeker at level 45.

Design
The has a barrel identical to the Mini Swarmer but with Heatseeker's wide tip on it.

Technical
The fires modified hives that do not spawn bees, and instead possess two small Heatseeker-like cannons on opposite ends. These automatically fire homing bullets which act as expected and seek targets.