| Side A | |||
| 1. | Emisario de Satán | 03:11 | Show lyrics |
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| 2. | Hacer el mal | 04:22 | Show lyrics |
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| 3. | El pacto | 03:18 | Show lyrics |
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| 4. | Anticristo | 04:07 | Show lyrics |
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| 5. | Soy la muerte | 03:45 | Show lyrics |
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| Side B | |||
| 6. | Ratas | 03:24 | Show lyrics |
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| 7. | Siglo XV | 05:13 | Show lyrics |
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| 8. | Transilvania | 03:44 | Show lyrics |
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| 9. | Blasfemias | 04:11 | Show lyrics |
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| 35:15 | |||
| Original line-up | |
| Band members | |
| Mabel Díaz | Bass |
| Carlos Albanesi (R.I.P. 2018) | Guitars |
| Charlie Álvarez | Drums |
| Horacio Cornejo | Vocals |
| Marcelo Langeneker | Guitars |
| Guest/Session | |
| Osvaldo Civile (R.I.P. 1999) | Guitar solo (track 8) |
| Miscellaneous staff | |
| Gustavo Bravo | Cover art |
| José Luis Lombardo | Executive producer |
| Luis Davagnino | Photography |
| Carlos Albanesi (R.I.P. 2018) | Producer |
| Guillermo Aquino | Engineering and Mixing |
| Original line-up | |
| Mabel Díaz | Bass |
| Carlos Albanesi (R.I.P. 2018) | Guitars |
| Charlie Álvarez | Drums |
| Horacio Cornejo | Vocals |
| Marcelo Langeneker | Guitars |
| Original line-up | |
| Osvaldo Civile (R.I.P. 1999) | Guitar solo (track 8) |
| Original line-up | |
| Gustavo Bravo | Cover art |
| José Luis Lombardo | Executive producer |
| Luis Davagnino | Photography |
| Carlos Albanesi (R.I.P. 2018) | Producer |
| Guillermo Aquino | Engineering and Mixing |
Recording information:
Recorded in 8 tracks during May & June 1984 at CAB Studios.
Mixed and mastered during September 1984 at CAB Studios.