The type of person who must ALWAYS have the last word, and will always have a comeback. Stubborn to the point any fact, statement, or argument, if effective they can wear down their opponents to the point of tears through systematic counter attacks against their logic (or by being a Smart Ass). If ineffective they turn anything into an annoying never ending bout of pointless squabbling. If two should meet expect Option 2.

Most common online, but can be seen in real life.

Forum Tennis is often the chief sport of the Tireless Rebutter, often going on for many days if not months of posts and conversations.

When you eat dirt for the first time and leave your family to build a shack in the woods