Here are the credit cards I've actually been rewarded for opening. Be sure to check their terms as they can change from time to time.
$0 annual fee
$0 foreign transaction fee
1.5%+ unlimited cash back on ALL purchases
Earn a $200 bonus after you spend $500 on purchases in the first 3 months from account opening
0% intro APR for 15 months from account opening on purchases and balance transfers