If it were up to me I'd just put the dx stamp on everything and denote the plastic type off to the side somewhere. But honestly I don't understand why anyone cares.
Destroyers - Roadrunner - Firebird - TL - Leopards
Gator - Buzzz - Meteor - Ion - Magic - Superhero
Ace: 11/16/12 - Hole 9 at Basil Marella - ESP Meteor