Top 100 Most Controversial Portal Videos by RedZeroInfernoTop 100 » 200 » 300 » 400 » 500Video TitleRatingCategoryGame1.PORTAL Part 1~A scientific endeavor0Portal 2.PORTAL Part 5~GlaD0s Fight And No Escape0Portal 3.PORTAL Part 2~ Fuck this Radio0Portal 4.PORTAL Part 4~Ima Escape0Portal 5.PORTAL Part 3~She tried to Incinerate me1Portal Top 100 » 200 » 300 » 400 » 500