Worst Undertaker feud

With Undertaker now retired, what was his worst feud? Giant Gonzalez, Heidenreich, Great Khali, or DDP? The first three were bad but the DDP feud killed off a legit money drawing potential storyline and destroyed Page’s career.  

from Scotts Blog of Doom! https://ift.tt/3hqwikZ
via IFTTT