This is the deck that I'm currently using at Pokemon League games. It's a fighting and metal deck.
Deck: klingklang
Fact: The darkri is for easy retreat.
3 Klink 75/108
3 Klang 76/108
2 Klingklang 90/135
1 Klingklang 76/114
1 Cobalion ex 93/135
2 Cobalion ex 133/135
1 Darkrai ex bw46
2 Durant 92/135
2 Duskul 61/149
2 Dusknoir 63/149
4 Skyla 134/149
4 Cilan 86/99
4 Hypnotoxic Laser 123/135
3 Pokémon Cather 95/98
2 Max Potion 94/98
3 Ether 121/135
4 Heavy Ball 88/99
2 Rare Candy 100/108
4 Prism Energy 93/99
11 steel energy
Deck: klingklang
Fact: The darkri is for easy retreat.
3 Klink 75/108
3 Klang 76/108
2 Klingklang 90/135
1 Klingklang 76/114
1 Cobalion ex 93/135
2 Cobalion ex 133/135
1 Darkrai ex bw46
2 Durant 92/135
2 Duskul 61/149
2 Dusknoir 63/149
4 Skyla 134/149
4 Cilan 86/99
4 Hypnotoxic Laser 123/135
3 Pokémon Cather 95/98
2 Max Potion 94/98
3 Ether 121/135
4 Heavy Ball 88/99
2 Rare Candy 100/108
4 Prism Energy 93/99
11 steel energy