Sans first attack

8 s

Gasters Theme

29 s

Dark Yet Darker Dark

30 s

Gaster Gazuli

28 s

ECHO

29 s

Echo Notification

10 s

GASTER

26 s

Gasters Theme

9 s

Entry 17 - Undertale

30 s

Gaster Theme

18 s

Master phone tone

30 s

Entry 17 - Undertale

30 s

Gaster

30 s

Gasters theme

30 s

Blaster

29 s

Gaster Blaster

3 s

Rev Gaster Blaster

1 s

Gaster Blaster

1 s

Gaster blaster

3 s

Gaster blaster

7 s

Gaster Blaster

3 s

Gaster Text

2 s

Dr Gaster Weeaboo

4 s

Gaster

2 s

Gaster text

2 s

Gaster text

5 s

abc 123 org

6 s

Gaster Fade

2 s

Gaster

1 s

Blaster

6 s