Killer Guides is a shop for online game strategy guides. The offered selection includes class, expansion, guild, trade skill and equipment guides as well as many other niche topics for games. The offered products are available as .pdf files.

Available World of Warcraft guides includes hints, strategies and tricks for different classes, especially in regards to pvp, leveling and gold making. The focus lies on casual and advanced WoW players, who enjoy instances, raids and outdoor encounters alike.

Red Mages, Dark Knights and Ninjas will find Final Fantasy XI guides that discuss their job in detail. Aside from gil making methods they discuss strategies, equipment and leveling locations. The popularity of FFXI in the North American market was responsible for most of the e-books that were written so far.

For CoH players there is a "City of Heroes guides" category that provides an overview of the available files for this game. Unlike other MMORPGs this game is rather fast paced and the strategy guides written for it keep that in mind. Provided material analysis powers, influence investments and grouping strategies.

Everquest was one of the first major MMORPGs in 1998 and was followed by Everquest II in 2004. With more than 20 guides for both games combined, they belong to the most well covered MMOs on the site. With an Everquest 2 Alchemy Guide, Killer Guides caters to the money making trade skill that is known to all EQ2 players.

Aside from single guides, the online shop also offers guide sets, so-called packages. For a one-time price customers can buy all guides for a game including future releases and updates. Sets for Everquest (EQ), Everquest 2 (EQ2), Final Fantasy XI (FFXI) and World of Warcraft (WoW) are already available.