The Encyclopedia method of obtaining monsters is very common in academies. Monsters revived by other means are automatically added to the Encyclopedia. Once added, that monster can be revived for use at any time a breeder desires.

This involves a method of regeneration called "Book Regeneration."

A list of all game encyclopedias is here:

Monster Rancher 1

Monster Rancher 2

Monster Rancher Advance

Monster Rancher Advance 2

Monster Rancher 3

Monster Rancher 4

Monster Rancher EVO

Monster Farm Online

Monster Farm Lagoon

Monster Farm DS

Monster Rancher DS

My Monster Rancher

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