Bestiary is one among the categories set by the tome of knowledge Warhammer Online. It is a main category that is further categorize into several sub-types. The Warhammer online tome of knowledge achievement bestiary guides sub-types are as follows:

Iceshard Blade
This involves Yhetees who have been known to create certain armors even from the ice that covers the mountains where they inhabit. The lore of this achievement is founded on the usage of their breath as well as of their fallen branch. They are the beasts who are white coated who create simple clubs over their claws. Within their cave you could find Ice Shard who exuded a certain aura releasing a freezing cold with its jagged edges incomparable even to the sternest armor.

Master Slaying
In this subtype, many are said to renown themselves as the great warrior, and more to even they could heft a sword, yet only a few of them could shape their art and skill along with the dedication and aspiration in order to become a true and genuine masters of their craft. This subtype guides calls on the potentials and weak points of a certain character as well as with their foes. And on the last point of the game, the truest warriors truly know these very much along with the sharpness of their own blades.

Surviving
The lore bestiary achievement of which is primarily described to be the inner strength for a warrior to survive any given battles, quests, and games within the exciting levels along with Age of Reckoning. Living a great warrior is encompassing any great beasts and monster that is met along in the world of combat.

The Littlest Beastmaster
This is a subtype wherein the dark Elves noble journey into the battle who atop any vicious reptiles, who are known as the Cold Ones who are greatly feared. Their sight in any battle straddles the reptilian steed within them and they never miss to instill slash of fear into their enemies. They are mostly trained by Beastmasters of Karond. The Cold Ones who re newly hatched must not be put into battle but rather they must face their growth and progression of training before they could carry with them the rider that will make them the combo in facing into the battle. This Warhammer online tome of knowledge achievement bestiary guide subtype is not considered truly safe after years of experience in killing and mastery in brutality during battle.