I use a Cloyster with Frost Breath & Blizzard. Even though it's a 2000 CP, it will take down a +3000 CP Dragonite with ease as long as you dodge the Dragon Pulse.
anoymous
Den är kung min dregonite är cp .... 3025 dregon clow stil wing
anoymous
The best is ice pokemon more than rock and fairy
anoymous
gyrados (could be other way around depending on moveset)
anoymous
Lapras
Jolteon
anoymous
Lapras
Jolteon
anoymous
Ditto can be good, as it uses the move Transform. But you wanna try for Ice, Rock, Dragon and Fairy.