thatSCP

Item #:5000

Object Class:Keter

Special Containment Procedures: 5-meter by 5-meter by 5-meter cube with stainless steel walls 3 centimetres thick. Staff members must care for SCP-5000 like any other Canis familiaris, with the exception that under no circumstances is SCP-5000 allowed outside. Instead, SCP-5000 is allowed to exhaust excrement or urinate anywhere inside SCP-5000's containment and must be cleaned regularly.

Description: SCP-5000 takes the form of a golden-brown domesticated canid who seems intent on irritating staff members for reasons unknown. SCP-5000 seems able to understand humaniod language of all forms, but cannot speak. SCP-5000 has a variety of increasingly annoying abilities at SCP-5000's disposal
1: random colourful messages with varying degrees of bad grammar and improper syntax appear around SCP-5000. These messages are the main way to communicate with SCP-5000.
2:SCP-5000 appears to be aware of exactly what annoys you, and proficiency in [to be continued at a later date]

Addendum: [Optional additional paragraphs]