The Marauder is a medium tank in WDL Thundertanks, it is armed with a Phalanx Heavy Gatling Gun, with a high fire rate. It's special ability is the "Death Blossom" in which it spins it's turret around firing bullets in all directions, usually destroying any drone tanks that happen to be near it. It is driven by Butcher Bronski.
According to the GBC version, where it is known as the Shredder, it is a highly modified Sherman tank. Though the resemblance is minimal at best.