We have a graphic contest right now on going about this.

Announcing the SuperCoin Logo Design Contest!
Supercoin is looking for an updated logo design. Once we select the winner, we'll need it in .png format on transparency in the following sizes:
- 543 x 468 pixels to be used on the wallet splash screen
- 400 x 250 pixels to be used inside of our wallet
- 300 x 300 pixels to be used on exchanges and OP

Our contest requirements are simple:
- We would like a minimum of five (5) entries. Post your logo in our Bitcointalk thread between 6/8/14 thru 6/22/14.
- We are interested in keeping the classic "superman" diamond theme.
- A metallic, steel, or iron influenced treatment to communicate security and strength.
- Darker colors for a more serious tone, though this is optional.
- The final decision will be made by the Supercoin Team.
- Superman logo is trademarked do not use it. Make it original.
Bounty: 5120 SUPER coin (10 blocks) + being winner in a contest

Current submissions
1  zeca pagodinho https://bitcointalk.org/index.php?topic=618552.msg7202664#msg7202664
2 fortyounce https://bitcointalk.org/index.php?topic=618552.msg7203836#msg7203836