I prefer Alakazam. It has better Speed, and Special Attack (which is what you really want with these 2 Pokemon cos they arent going to take any hits).
I like this Alakazam,
Alakazam@ Lum Berry With Syncronise
Modest Nature
Evs-252 Special Attack, 252 Speed, 6 HP
-Psychic
-T Punch
-I Punch
-F Punch
And sweep the hell out of stuff!
OR,
Alakazam@ Lum Berry With Syncronise
Timid Nature
Evs-252 Speed, 252 Special Attack, 6 HP
-Calm Mind
-Psychic
-Thunder Punch/Ice Punch/Fire Punch
-Ice Punch/Thunder Punch/Fire Punch
Alternatively this