Trade it.
Only if you trade it, then it will evolve into a Machamp.
To evolve a machoke you must trade to a friend that has a fire red or leaf green or ruby or sapphire version your machoke then your friend will receive this machoke and it will evolve into machamp make your friend trade it back to you to have the machamp.
Machoke evolves into Machamp only through trade my friend.
Machop evolves at level 28 into Machoke. To evolve Machoke into Machamp, you must trade it.
You first have to trade it before it can evolve into machamp
Trade a machoke, and it will evolve into Machamp on arrival
Machoke evolves into Machamp, but you need to trade it to get it to evolve.
you have to trade a machoke in order for it to evolve into a machamp
you have to trade machamp then trade back
By trading machoke
machoke evolve into machamp, what the f*** are you saying?
Machop evolves into machoke at lvl 28, and then into machamp by trading.