Thanks to the help of the Formic's new allies, they found a region with 4 solar systems were they could rebuild their race. Shortly after terra-forming & setting up there new home world Rith'Essa they started experimenting with the Delta I mutagen sharing their findings with their allies.
1st Advancement: The Havoc Drone (aka Parasite Carrier) & Parasite Drone
Originally this drone strain was a war beast that infected its enemies with a bacteria, Eventually it was replaced by the Siege Drone, but now it has been brought back to bind with the mutagen.
Its bite & slash attacks infect enemies with the mutagen. & its Bacteria has transformed into a parasite creature that spawns in the Havoc drones back.
2nd Advancement: The Formic Battle Cruiser.
Binding the mutagen with the material used to grow the Battle ships & fighters a new spaceship was born. Around half the size of the battleship with more fire power it is a fast maneuverable & deadly ship. Although it cannot sustain as much damage as the Battle ship.