Plasma weapons upgrades

3 upgrades exists in the game wich are only availible for Plasma guns.

Booster
Booster increase the range and the damage, which is usefull because many of the plasma guns have low ranges.

Used by

 * Plasma Accelerator, costing 80 volts
 * Plasma Assault, costing 150 volts
 * Plasma Cannon, costing 150 volts
 * Plasma Gun, costing 80 volts
 * Plasma Pistol, costing 50 volts
 * Plasma Striker, costing 125 volts

Spinner
Spinner increase the range and the projectile size, making aim a bit easier.

Used by

 * Plasma Cannon, costing 150 volts
 * Plasma Gun, costing 80 volts
 * Plasma Pistol, costing 50 volts
 * Plasma Striker, costing 125 volts

Cooler
Cooler make the gun cools faster, making spamming shots a bit easier.

Used by

 * Plasma Cannon, costing 125 volts
 * Plasma Gun, costing 80 volts