Here you have all metal bar locations in Google maps, hope this helps 🙂
Around this area there are rock or indie bars. These suggestions fit more with our metal spirit.
La cocina rock bar. This place is a pub/venue with live show, dinner show and karaoke. Don’t expect metal or heavy metal but looks funny. Open till 6:00 (Wed-Sat). Metro station Colombia (line 8 and 9, pink and purple)
Wild thing bar. Classic rock, sometimes pop sessions. Take a look their rock and roll events, worth it! Open till 3:00 am, 3:30 friday and saturday. Metro station Alfonso XIII (line 4, brown)