Additionally, it lets Hoyoverse come up with more game mechanics that would be trivialized if every single hit of fast-hitting abilities, such as Amber's Elemental Burst or Fischl's Oz's attacks ...

Using an Elemental Burst regenerates 4 Energy every 2s for 6s. All party members will regenerate 4% HP every 2s for this duration. Powered by Prototype Amber is a 4-Star Catalyst Weapon in Genshin ...

But more importantly, they either substantially boost weapon damage or offer offer elemental attacks when fused with any particular weapon. When fused with a weapon it gives the following Attack ...