Pets help you in fight.
Kinds of pets and their opportunities:
Polar fox - 5 % of chance not to lose your loot at death, skill "Loss of Balance" which increases pet's damag.
Manul - 5 % of the second chance, in fight can apply effect "Blindness" which decreases CHTH and CHTC.
Wolf - 5 % of teleportation at death from fight (inside of location), in fight can apply effect "Death grip" which decreases the ABS and all resistance.
To increase levels of your pet you may in Pets Guild (Menagerie, Cow Farm). They are required half of experience and half of gold on level. The level of pet cannot be more than char level.
Pet receive experience after victories in fight. Experience halves between you and pet. Current experience cannot be more than on 3 levels. The owner of pet may use two skills: "Call Pet" and "Hide Pet". In fight it is impossible.
Maximal pet's satiety - 100. Satiety decreased on 1 for 1 minute of game (when his not hidden). Eats things which are accepted on the Dump. If satiety of pet decreases to zero, he start to eat your loot. The pets satiety depends from price of a loot (1:1).
Potion of pet cost 250 pt in platinum alchemical shops. Pet is given to you for 90 days. Then the pet grows old. You need to use the Potion of rejuvenescence. Cost - 25 pt. The potion prolongs "life" of your pet for 1 month.