The only thing missing from the following Nikita clip are the words that sprung up on the original Batman series. BAM! ZAP! POW!

Indeed, Michael and Nikita seriously get their ass-kicking on in this sneak peek at tonight's "London Calling." See for yourself:

Aside from fighting, what can fans expect from the installment?

Helena Mattsson will return as Cassandra, who has been accused of stealing two million dollars. But questions will arise over the legitimacy of this circumstance and Nikita will grow suspicious. Elsewhere, Alex will receive an intriguing offer from Percy.

Check out the official episode preview now and then visit TV Fanatic later tonight for a thorough review.

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.