This sound is created from clunky sound recorded by Sony IC recorder and apply Delay in Audacity:
Delay level per echo: -1 dB
Delay time: 0,04
Pitch change effect: pitch/tempo
Pitch change per echo: 1,0%
Number of echoes: 30 聲道:2 類型:wav game-sound、rpg-game、magic、decrase、health、defense、attack、game、reduction、computer、drain 資料來源:freesound ( https://freesound.org )