Fans 120mm and larger dominate the enthusiast and overclocking market. What hope, then, for the plucky little Scythe Katana 4 and its 92mm fan?

Keeps temps and noise under control, but the competition is smaller, more effective and cheaper. Game over

A solid, if pricey mid-ranged PSU that delivers 700W, 80PLUS certification from a semi-modular design

The aggressive-looking Yasya features a set of cooling fins that could have been designed to draw blood. It sits well along side other gothic-style rivals, such as Titan's Fenrir and Xigmatek's Thor's Hammer. The Yasya has six 6mm heat pipes, rather than the more usual 8mm jobs in tower coolers this size, which is big. It only fits one way around, so can foul your RAM slots on crowed boards. If you've got heat spreaders on top of your sticks, it could all end in tears.

With its unusual horizontal design, in which the heatpipes move warmth through a right angle, the Orochi is a looker you’d want to show off in a windowed case.

Worth buying for the comical box alone, an apparently deadly serious attempt to appeal to Westerners by badly Photoshopping the face of a scowling teen - yes, called Andy - into a Samurai helmet