pest control in the house

i have 2 pest killer ... one is Loi Seng ... another is Ah Pek... Loi Seng is capable 4 cockroach ... he will play catching & play hammer hammer with it ... but he will never kill it only let it run ... keke ... but but ... it can never able to run away from his paws ... as 4 Ah Pek ... she is the best assistant u can ever find .... although she dun run after these pest... but her task is to look out for Loi Seng .... wen we ever come into the picture ... she will signal Loi Seng to flee ... keke ... and they will split ... very clever right ...