The autoslide was in WC3 (Arrow/Excalibur), WC4 (Banshee/Bearcat/Dragon) and in Prophecy/Secret Ops (Piranha, Panther, Vampire).
I found Corvettes very easy to kill in Arrows/Excaliburs using autosliding. If you're directly behind them there's only one turret that can hit you, and it's...