You're not going to get rich off the West End version, sadly.
Basically, it's almost a straight reprint of the original Eon version; Eon more-or-less granted WEG the right to print a version of the game. So it's not really very "special."
Here's the components you should be seeing:
Main game
20 Alien powers
Amoeba, Chronos, Clone, Empath, Filch, Insect, Laser, Machine, Macron, Mind, Mutant, Oracle, Philanthropist, Seeker, Sorcerer, Trader, Virus, Void, Vulch, Zombie
54 Cards
Attack 30(1), 20(2), 18(1), 15(2), 14(2), 12(4), 10(6), 8( 8 ), 6( 8 ), 4(2). Compromise(10). Edict Cosmic Zap(2), Emotion Control(1), Force Field(1), Mobius Tubes(2), Plague(1), Stellar Gas(1)
4 Planet Hexes
4 Token sets
Red, Blue, Green, Yellow
1 Warp Hex
1 Hyper-Space Cone
1 Rules book
Expansion 6
10 Alien powers
Butler, Dragon, Ethic, Extortionist, Force, Hurtz, Lloyd, Negator, Pirate, Visionary
1 Lucre set
1 rule sheet for lucre
Expansion 7
14 Alien powers
Boomerang, Bully, Delegator, Disease, Filth, Fungus, Loser, Pacifist, Prophet, Siren, Sniveler, Terrorist, Warpish, Witch