Dec 1 (Reuters) - Canadian video platform Rumble Inc said on Wednesday it would go public by merging with blank-check firm CF Acquisition Corp VI (CFVI.O) at an initial enterprise value of $2.1 billion. The deal is expected to provide about $400 million in proceeds to Rumble, the company said in a statement. Upon the deal"s closing, Rumble said founder and Chief Executive Officer Chris Pavlovski will retain voting control. The combined company will be called Rumble and is expected to list on the Nasdaq.