Barnes & Noble is offering a buy 3, get the 4th free on manga favorites. Offer includes titles like Attack on Titan, Tokyo Ghoul, Noragami, and The Ancient Magus’ Bride. Go here for the complete list. Offer is only good online. Shipping is free on orders of $25+. Sale ends October 19th. Please note that the sale is based on the MSRP of books. For example, if you bought four books on sale for $8.61 with a MSRP of $10.99, your total would be $32.97 ($10.99 x 3, not $8.61 x 3). So this would be like paying $8.24 a book, 25% off. Don’t forget about Barnes and Noble’s Manga Monday sales, which every Monday features a list of titles 50% off for that day only. Get free shipping with B&N Membership ($25/yr).