EL VIBORA

Some issues of the series had dual-numbering so although only one issue, they were numbered as if they were two, these issues were:    #8/9, 13/14, 20/21, 32/33, 37/38, 56/57, 113/114, 119/120, 126/127, 138/139, 161/162, 173/174, 185/186, 197/198, 209/210, 221/222, 233/234, 245/246, 257/258, 269/270, 281/282, 293/294, 299/300 — Description from Comic Vine community (comicvine.gamespot.com · https://comicvine.gamespot.com/el-vibora/4050-38215/).