Guinea Pigs are regular enemies in Shadow Hearts that appear in Nemeton Monastery. They appear as headless women with speckled skin who crawl on all fours. They are able to split themselves in half to attack.
Unblessed life born of Nemeton Monastery’s spirit. It has intelligence, but no human emotions. It acts on instinct.
Guinea Pig is the term used when something untrialled is being tested for the first time on a subject to see the reaction. The test subject is referred to as a “Guinea Pig”. Ths is due to the animals being used as test subjects since the 17th Century.