Without a Dreepy to place on its head and care for, it gets so uneasy it'll try to substitute any Pokémon it finds for the missing Dreepy.

Pokemon Wiki for Drakloak, this includes an analysis of its strengths, weaknesses, and the diverse array of moves it can potentially learn and utilize in battles

drakloak
pokémon number 886
pokemon info drakloak
drakloak strengths
drakloak weaknesses
drakloak pokédex information
pokémon wiki
pokémon battle