Increases explosion radius of Rockets. Upgrading deals extra damage if multiple targets are hit by the same explosion and deals more damage on every second shot.

• Effect 1
  Lvl 1: Increases Rocket explosion radius by 5%.
  Lvl 2: Increases Rocket explosion radius by 10%.
  Lvl 3: Increases Rocket explosion radius by 15%.
  Lvl 4: Increases Rocket explosion radius by 20%.
  Lvl 5: Increases Rocket explosion radius by 25%.
• Effect 2
  Lvl 1: When multiple enemies are damaged by the same explosion, they receive 100 additional damage
  Lvl 2: When multiple enemies are damaged by the same explosion, they receive 150 additional damage
  Lvl 3: When multiple enemies are damaged by the same explosion, they receive 150 additional damage
  Lvl 4: When multiple enemies are damaged by the same explosion, they receive 250 additional damage
• Effect 3
  Lvl 1: Every second Rocket deals 10% more damage.
  Lvl 2: Every second Rocket deals 20% more damage.