Is a Peter Rabbit 50p rare?

Could you please elaborate on the rarity of the Peter Rabbit 50p coin? I've heard some collectors are quite interested in it, but is it truly considered a rare find in the world of coin collecting? Does its value vary depending on its condition or mintage? Are there any particular signs or markers that indicate a Peter Rabbit 50p is a genuine and potentially valuable piece? Your insight into this matter would be greatly appreciated.