Conversation so far:
What is the Ruthless Roundtable?
Kozlov began an angle with Ezekiel Jackson.
what was his angle?
after one of them had easily defeated a local competitor, the other would come out and execute their finishing move on the fallen opponent in a game of one-upmanship.
Did this work for them?
the team of Kozlov and number-one contender William Regal.
Jackson turned on Christian, forming an alliance with Regal and Kozlov.
Was there a storyline associated with this feud?
Kozlov and Jackson aided Regal in his feud with Christian over the ECW Championship, but Regal was unable to capture the title.
Was there anyone else of note involved?
During the match, Regal turned on Kozlov by pulling his feet while at ringside.

Question: What did he do next?
Self-contained rewrite: What did Vladimir Kozlov do next after William Regal turned on him?