for voice effect for entity: https://voicechanger.io/voicemaker/#!/{%22effects%22:[{%22name%22:%22veryDistortedRadio%22,%22params%22:{%22samplePeriod%22:3,%22waveDistortion%22:0,%22squeakMult%22:0,%22masterGain%22:0.1}},{%22name%22:%22reverseReverb%22,%22params%22:{%22dryGain%22:1}},{%22name%22:%22delay%22,%22params%22:{%22feedback%22:0.69,%22delayTime%22:150,%22wetLevel%22:0.25,%22dryLevel%22:1.599,%22cutoff%22:2000}},{%22name%22:%22giantRobot%22,%22params%22:{%22magnitude%22:0.5}},{%22name%22:%22pitchShift%22,%22params%22:{%22shift%22:-0.33}}],%22version%22:1}
for you buddy, look inside project sounds (you may have to use subtitles for this guy if anyone can't understand him through the voice effects)