You can change up to five tonnes of any object into anything you can imagine. You can affect some or all of an object; you can change the materials within an object; you can rearrange the materials within; you can reshape the object as you like. However, this spell requires careful concentration to maintain the mental image of the original object; if, during the casting, you lose that image, the object will revert to its original form. Make a Spellcasting skill check vs a TN of 17.

• Success: The object takes on the new form.
• Failure: The object does not transform.

Note that a Polymorphed object has its pattern held in abeyance by the magic; if a person casts Counter Spell