User blog comment:Diotoir the son of nemesis/Robot Wars Alphabetised/@comment-6023653-20180506155735

Round 4:
 * Razer
 * Concussion

Round 5:
 * Aftershock
 * Apollo
 * Big Nipper
 * Cobra (S9)
 * Dantomkia
 * Drillzilla
 * Eruption
 * Gabriel
 * Iron-Awe 6
 * Ironside3
 * Magnetar
 * M.R. Speed Squared
 * Nuts 2
 * PP3D
 * Rapid
 * Sabretooth
 * Shockwave
 * Storm 2
 * Terrorhurtz