2:47 Undertale Yellow OST: 031 - Protocol 3:25 Undertale Yellow OST: 128 - Apprehension 6:05 Undertale Yellow - Protocol 2:52 Protocol From Undertale Yellow On Drums! 3:04 Protocol With Lyrics - Undertale Yellow 3:14 Undertale Yellow Musical Bytes - Protocol 1:37 Geometry dash layout with random songs #4 / Undertale Yellow OST: 031 - Protocol 6:28 Undertale Yellow OST - Apprehension 2:02 Undertale Yellow OST: 133 - Retribution 2:53 Undertale Yellow - PROTOCOL (Complextro EDM Remix) 2:53 Protocol [Piano Cover] - Undertale Yellow OST 2:44 Undertale Yellow OST: 132 - Remedy 1:12 What if You Drink Acid in a Battle? [ Undertale Yellow ] 2:10 Undertale Yellow OST: 092 - Guns Blazing