User blog comment:40kfan/Centurions: Your Thoughts?/@comment-8395098-20131218223254/@comment-4964060-20131219175456

http://warhammer40k.wikia.com/wiki/Abaddon#Wargear

"In battle, Drach'nyen has been witnessed to destroy a Space Marine Land Raider and flay the souls from those it struck with a single touch..."

I do believe sword wins.