We would recommend you to look at Discover credit cards. They offer 1% cash back on all purchases, 5% cash back on purchases in rotating categories, and, which is most interesting, 5% cash back on Walmart purchases when shop through Discover Deals. Moreover, cash back you earn through Discover Deals adds up to cards regular cash back. So, in other words you will earn 6% cash back on Walmart purchases. Also, Discover cards come with 0% intro APRs on purchases or balance transfers, or both. There is no annual fee and the first late payment won’t be penalized.