Slavemaster Tvlakv

{t}, sacrifice a treasure token: Create a 1/1 Slave token and roll a D20. Based on the results of the throw the Slave token gains different effects:
• 1-5: Grinding coughs — Sick slave; this creature gets -1/-0. At the end of your opponent's next round sacrifice this creature.
• 6-17: Sas Nahn — Normal slave; nothing changes.
• 18-20: Shash brand — Dangerous slave; put a +1/+1 counter on this creature.