We're asking you to send us in your super suit designs and here's a selection of ones you've designed.
To send in your designs, just email them to firstname.lastname@example.org 10-year-old Ellie has sent in her all in one cooking super suit equipped with a rolling pin, spoon and oven.
Kaoutar in Manchester has designed a super homework suit that can solve even the toughest problems. Iqra in Oldham has designed a super-detailed hero - Invincible Man! He has all the powers he needs to 'bring justice and peace to the world'.
8-year-old Mollie has designed the super dangerous suit.
9-year-old Lauren has created the super pool suit designed for a pool party with beach balls, floats and water coming from the boots.
13-year-old Abdullah from London has sent in his super suit called the X infinity.
We've asked you to send in your super suit designs so we can show some of them to the stars of the Iron Man 3 film. Laurence has sent us his avenger like design and says he used different parts of other superheroes as his inspiration.
9-year-old Paula has sent in her super cold and icy design.
This is 8-year-old Jack's spider like fire suit design.
11-year-old Ellie has created the super sonic sketch pad girl, where everything you draw comes to life.
9-year-old Callum has sent us his super armoured maximus ironman with rocket boots.
This is Max's super suit design with night vision and falcon vision.
11-year-old Elsie in Somerset has created the glamour super suit which comes with an emergency hair and make up kit.
11-year-old William from Gloucestershire has made a sneaky spy suit designed with ultra hearing and Xray vision.
Who would win a battle between these two superheroes? Sponge Man was designed by Ollie and has a hair-gel gun - but Bryant's Super Calculator Man can solve difficult maths problems with his biceps.
Check out Fire Blaster Man by Ben in Rhoose in South Wales - he has laser eyes and jet power. Could he defeat the electrical powers of the Telsa Supersuit by Ben in Newcastle?
8-year-old Oliver's candy suit with lollipops everywhere would come in handy if you were feeling a bit peckish.