I built this deck in ten min for my sister so it may not be the best, any input is appriciated
pokemon 13:
1 terrakion EP (counters magnezone, zekrom/zekrom EX)
1 kyurem EX ND (counters reshiram/reshiram EX/emboar)
2 cobalion EP (counters kyurem/kyurem EX)
2 mewtwo EX ND (counters mewtwo EX or anything with high energy)
2 zekrom BW (counters tornadus with outrage after 1 bolt strike or being hit)
1 victini NV (counters cobalion/durant/shaymin EX if you live through it)
1 regigigas EX ND (counters RDL and is a solid attacker/tank)
1 shaymin EX ND (if the opponent has taken 5 prizes it OHKOs anything in format)
1 shaymin UL (helps move energy to a new attacker)
1 cleffa CoL (helps with dead hands and stalls with sleep)
I/S/S 36:
4 collector
4 pont
2 juniper
3 seeker
2 N
4 eviolite
3 catcher
4 junk arm
3 switch
4 plus power
1 super rod
2 revive
Energy 14:
4 rainbow {C}{G}{W}{L}{M}{P}{R}{F}{D}
4 prism {C}{G}{W}{L}{M}{P}{R}{F}{D}
4 DCE {C}{C}
2 fighting {F}
STRATEGY:
Use type coverage to counter anything they use as explained in list.
pokemon 13:
1 terrakion EP (counters magnezone, zekrom/zekrom EX)
1 kyurem EX ND (counters reshiram/reshiram EX/emboar)
2 cobalion EP (counters kyurem/kyurem EX)
2 mewtwo EX ND (counters mewtwo EX or anything with high energy)
2 zekrom BW (counters tornadus with outrage after 1 bolt strike or being hit)
1 victini NV (counters cobalion/durant/shaymin EX if you live through it)
1 regigigas EX ND (counters RDL and is a solid attacker/tank)
1 shaymin EX ND (if the opponent has taken 5 prizes it OHKOs anything in format)
1 shaymin UL (helps move energy to a new attacker)
1 cleffa CoL (helps with dead hands and stalls with sleep)
I/S/S 36:
4 collector
4 pont
2 juniper
3 seeker
2 N
4 eviolite
3 catcher
4 junk arm
3 switch
4 plus power
1 super rod
2 revive
Energy 14:
4 rainbow {C}{G}{W}{L}{M}{P}{R}{F}{D}
4 prism {C}{G}{W}{L}{M}{P}{R}{F}{D}
4 DCE {C}{C}
2 fighting {F}
STRATEGY:
Use type coverage to counter anything they use as explained in list.