Re-enforced penguin bones

Re-enforced penguin bones are the remains dropped by Steroid Penguin Tank.

Re-enforced penguin bones give 1,600 Prayer experience when buried. This can be increased by offering the bones in different ways:

1. 3,200 XP when used on an Altar.
   
2. 1,600 XP when consumed by a Bonecrusher.
   
3. 4,000 XP when consumed by a Bonecrusher (X).
   

The full list of possible XP boosts can be found at Prayer.