Vehicle: Eldar Falcon, fully upgraded. The Pulse and Scatter Laser effectively have unlimited ammo and the Shuriken Cannon can help out in a pinch. It can fly well above the zombies, and it can hover a mile in the air while I relax in the luxuriously outfitted troop compartment complete with a waterbed and mini-bar.
Actually, I'll swap out the underslung Shuriken Cannon for a twin-linked Starcannon.
Armour Set 1: Tau Crisis Suit with Plasma and Missile Launcher - plenty of range, never needs to get engaged and the Plasma Gun won't overheat and kill me. Might as well add a Drone Controller and a bunch of gundrones too.
Armour Suit 2: Terminator Armour with Assault Cannon, Missile Launcher and Chainfist.
After the orbital strikes, Thunderhawk bombardments, Whirlwinds, Vindicators, fusion and starfire and finally Battle Brothers with flamers had finished cleansing the world of all the enemies of Man, we built a monastery in the center of the largest, most radioactive impact crater. We named the planet "Tranquility", for it was very quiet now. - Brother Vlad Carthas