Vortex
Turret

The Vortex Turret is an upgrade.

When picked:

Creates a turret next to the PC. The turret will attract anything. Attraction is so strong, that can pool Booka virus (Slowest enemy in the game, but btw :).

Synergies:

Turret haul: Turret can be hauled by drag-drop mechanic. While drag-drop, turret attract two times faster.

Cannon, Regular turret (LaserGun): Vortex turret can hold viruses until cannon kills them.

Backstabber, Deathly Boots: Also makes it easier.

Portals: You can teleport all viruses at once. And Turret also will be teleported

Asynergies:

Wall Building: Having both upgrades is pointless

Starfall: Umm... I think, you shouldnt do it. p _ q