Adds ammo to storage relative to travel distance. Upgrading grants ability cooldown buff while channeling ammo refill, allows reloading while invisible, and removes speed penalty for running while reloading.

• Effect 1
  Lvl 1: For every 400 m traveled Heartbreaker receives +1 ammo in ammo storage
  Lvl 2: For every 350 m traveled Heartbreaker receives +1 ammo in ammo storage
  Lvl 3: For every 300 m traveled Heartbreaker receives +1 ammo in ammo storage
  Lvl 4: For every 250 m traveled Heartbreaker receives +1 ammo in ammo storage
  Lvl 5: For every 200 m traveled Heartbreaker receives +1 ammo in ammo storage
• Effect 2
  Lvl 1: Ammo refill channeling speed up ability cooldown restore by 20%
  Lvl 2: Ammo refill channeling speed up ability cooldown restore by 40%
  Lvl 3: Ammo refill channeling speed up ability cooldown restore by 60%
  Lvl 4: Ammo refill channeling speed up ability cooldown restore by 100%
• Effect 3
  Lvl 1: Reload doesn't break invisibility
  Lvl 2: Reload doesn't break invisibility You can run without speed penalty while reloading