Back in 3rd/4th edition I played Iron Warriors.  And being able to use a fourth heavy support fit the bill quite well.  I used three defilers with indirect fire and a basilisk.  Pair those heavy hitters with a wall of Rhinos from my troops and HQ there was some major damage to had on game days.  After playing Tyranids for so long, the Iron Warriors were just what the doctor ordered.  My named character, Warsmith Proteus, was a recently fallen space marine that had joined Perturabo's forces ag...