Best Buy via eBay offers the Insignia Go Case for Nintendo 3DS and 3DS XL, model no. NS-GN3DSUGC101, for $4.99. Opt for in-store pickup to avoid the $3.99 shipping charge. That's $5 off list and the lowest price we could find, although we saw it for a buck less in August. It features slots for three games.

Also available at Best Buy is the Insignia Slim Play & Protect Case for Nintendo 3DS XL, model no. NS-GN3DSSC101, for $4.99. Opt for in-store pickup to avoid the $3.99 shipping charge. That's $10 off list and the lowest total price we could find, although we saw it for a buck less in August. It features a dual-layer PU and ABS plastic casing.