This is my first go at this so hopefully I didn't butcher the fossil theme deck idea too horribly. D/P cards and on only please.
Pokémon (16):
4x Relicanth (GE)
3x Kabuto (MD)
3x Omanyte (MD)
2x Kabutops (MD)
2x Omastar (MD)
2x Aerodactyl (MD)
Trainers (26):
4x Fossil Excavator
3x Switch
4x...