Database is in the following format:
COLOR - KREON THAT THE PIECE COMES WITH - SET THE KREON IS IN
Availability:
Silver - Optimus Prime (x2) - Optimus set, Matrix Chest Optimus; Onslaught (x2) - Bruticus Combiner; Nemesis Prime - Wave 3 Micro-Changers
Clear Blue - Autotrooper - Cycle Chase
Bronze - Scrapper (x2) - Devstator Combiner
Yellow - Crankstart (x2) - Preview Micro-Changers
Availability:
Black - Warpath (x2) - Wave 1 Micro-Changers; Constructicons (x4) - Devastator Combiner; Brawl (x2) - Bruticus Combiner; Nosecone (x2) - Wave 3 Micro-Changers
Turquoise - Bludgeon (x2) - Wave 1 Micro-Changers
Gray - Guzzle (x2) - Wave 1 Micro-Changers
Availability:
Clear Purple - Scorponok (x2) - Preview Micro-Changers
Black - Divebomb - Predaking Combiner
Gray - Hardshell - Wave 2 Micro-Changers
Availability:
Tan - Dirge (x2) - Wave 1 Micro-Changers
Black - Aerialbots (x4) - Superion Combiner; Thrust (x2) - Wave 3 Micro-Changers
Dark Red - Ramjet (x2) - Wave 3 Micro-Changers
Availability:
Black - Megatron - Megatron set
Orange - Galvatron - Preview Micro-Changers
Availability:
Black - Insecticon, Rampage - Wave 1 Micro-Changers
Clear Purple - Megatron - Battle for Energon
Gray - Seawing - Wave 3 Micro-Changers
Purple - Windrazor - Abominus Combiner
Availability:
Clear Purple - Vehicon - Decepticon Ambush
Gray - Trailcutter - Dragon Assault; Inferno - Wave 1 Micro-Changers
Dark Gray - Shockwave - Megatron set
Availability:
Gray - Starscream (x2) - Starscream set; Powerglide (x2), Scourge (x2) - Wave 2 Micro-Changers
Dark Blue - Thundercracker (x2) - Sentinel Prime set
Black - Skywarp (x2) - Optimus Prime set; Air Raid (x2) - Superion Combiner; Vortex (x2) - Bruticus Combiner; Bulkhead (x2) - Wave 2 Micro-Changers; Thrust, Ramjet - Wave 3 Micro-Changers
Purple - Airachnid (x2), Dirge (x2) - Wave 1 Micro-Changers
Clear Purple - Sunstorm (x2) - Preview Micro-Changers; Vehicon (x2) - Decepticon Ambush; Vortex - Rotor Rage
Bright Green - Acid Wing (x2) Wave 2 Micro-Changers
Availability:
Black - Waspinator (x2) - Preview Micro-Changers; Hardshell (x2) - Wave 2 Micro-Changers
Gray - Sinnertwin - Abominus Combiner
Dark Gray - Scorponok (x2) - Preview Micro-Changers; Insecticon (x2) - Wave 1 Micro-Changers
Availability:
Gray - Blight (x2) - Wave 2 Micro-Changers; Hun-Gurrr (x2), Rippersnapper (x2) - Abominus Combiner
Blue - Sharkticon - Wave 3 Micro-Changers
Availability:
Gray - Razorclaw - Predaking Combiner; Springer (x2), Bludgeon - Wave 1 Micro-Changers; Cheetor - Wave 3 Micro-Changers
Availability:
Black - Predacons (x2) - Predaking Combiner
Availability:
Clear Purple - Knock Out - Street Showdown; Lugnut - Wave 2 Micro-Changers
Gray - Ripclaw - Ripclaw Strike
Availability:
Black - Ratchet - Ratchet set; Mirage - Mirage set; Divebomb - Predaking Combiner; Scavenger - Devastator Combiner; Swindle - Bruticus Combiner; Firestrike (x2) - Superion Combiner; Blast Off, Hook, Rampage (x2), Quickslinger - Wave 1 Micro-Changers; Arcee (x2), Groove - Wave 2 Micro-Changers; Cheetor, Guzzle - Wave 3 Micro-Changers
Gray - Jazz - Jazz set; Bluestreak - Optimus Prime set; Bumblebee - Bumblebee set; Prowl - Prowl set; Kickback - Wave 3 Micro-Changers
Blue - Scourge - Wave 2 Micro-Changers
Clear Blue - Autotroopers (x2) - Cycle Chase; Cliffjumper - Decepticon Ambush; Ironhide - Devastator set; Wheeljack - Street Showdown
Clear Purple - Crankstart, Waspinator - Preview Micro-Changers
Availability:
Black - Devastator - Destruction Site Devastator
Clear Purple - Devastator - Autobot Assault Devastator
Availability:
Black - Optimus Prime - Optimus Prime set
Gray - Nemesis Prime - Wave 3 Micro-Changers
Availability:
Bronze - Brawl - Bruticus Combiner
Black - Razorclaw - Predaking Combiner; Silverbolt - Superion Combiner; Scrapper - Devastator Combiner
Availability:
Clear Purple - Vehicon - Decepticon Ambush
Clear Blue - Autotrooper - Cycle Chase
Black - Sentinel Prime - Sentinel Prime set
Red - Sideswipe - Sideswipe set; Red Alert - Bumblebee set; Perceptor - Wave 2 Micro-Changers
Gray - Onslaught - Bruticus Combiner; Hardshell, Vehicon, Hoist - Wave 2 Micro-Changers