Best Buy via eBay offers the LEGO Dimensions Back to the Future Level Pack (Marty McFly) for $12.99. Opt for in-store pickup to avoid the $3.99 shipping charge. That's $10 under our January mention of a shipped unit and the lowest price we've seen. (It's the best now by $6.) This pack is platform agnostic.
Walmart offers the LEGO Dimensions DC Comics Team Pack for $14.99. (Best Buy and Amazon offer it for the same price.) Opt for in-store pickup to avoid the $4.97 shipping charge. That's $4 under our January mention and the lowest price we could find by $11. It's platform agnostic.