For those of you that have trouble with mp I do not recommend doing this mission. Since the bone prices have greatly increased in return you're just loosing mp as the prizes given out aren't really worth it, and I have no doubt that the bone prices will continue rising.

Level 1: Country Potato
Level 2: 100mp
Level 3: Rusty Twins Shirt
Level 4: 200mp (spent 10,000mp on this)
Level 5: 250mp (spent 28,500mp)
Level 6: 500mp (spent 25,000mp)
Level 7: 600mp (aprox 23,000mp)
Level 8: Glass sword
Level 9: 850mp
Level 10: 1000mp
Level 11: 1100mp ( aprox over 17k)
Level 12: Can Collecting (DVD) - (approx 16k)