this contest isn't going to be easy so make sure your gonna be up for a challenge. if you have elite premium then the winners prize is $50 psn card, now all you have to do is;

1.join (Assassins xLoAx) clan

2. check for clan ops to see when you compete

3. be the top player in the leaderboars for 10 clan ops challenges

4. create a video with your best mw3 gameplay clips

5. If you are the top player you get a $50 psn card & if you have the best video you get a $50 psn card

6. If you have the best video and your the top player you get a $100 psn card

7. good luck