sfx-Grumble

https://elements.envato.com/robot-voice-growls-aggressive-breathy-phasey-1-9G9D7Q8

https://elements.envato.com/robot-voice-growls-breathy-phasey-pain-1-9UWT6R4

https://elements.envato.com/robot-voice-low-pitch-growls-threatening-1-KZFJCKG

https://elements.envato.com/robot-voice-low-pitch-growls-very-threatening-1-Z5PPVK5

https://elements.envato.com/robot-voice-low-pitch-nasty-growls-threatening-1-RHUHPQD

https://elements.envato.com/robot-voice-low-pitch-purring-growly-breathy-1-FBAVJAL

https://elements.envato.com/robot-voice-snarly-growls-breathy-phasey-pain-1-7KGET5D

https://elements.envato.com/cartoon-mens-group-mumbling-H3Q3URV

https://elements.envato.com/beast-voice-help-me-jumbled-moan-grumble-FV8YNLX

https://elements.envato.com/small-cute-alien-voice-6BQKC7W

https://elements.envato.com/atmo-pads-scraped-string-01-D82U3RX

https://elements.envato.com/bandit-game-character-voice-2CE2AR2

https://elements.envato.com/cartoon-man-mumbling-5SG239B