When it is purchased, it is a sneakerpeeper spawn, and its hunger rate periodically increases by 3.1%, with its growth percentage increasing 1.5% at the same time. It is the only stalker to exist outside of Daemonheim.
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Like other stalkers, it is able to speak the common tongue just fine while a baby, but upon becoming an adult, it requires 91 Summoning to be understood. Unlike other pets and familiars, this is 11 levels over the requirement to obtain it, as opposed to 10.