Magnokinesis is the ability to Manipulate magnetic field's and create them to have object's like metal attach to where you create a magnetic field.
Tech#1- Find two magnet's and place them next too each other, then absorb the magnetic field into your body and form it into a ball of magnetic ki in your hand's constantly absorbing and increasing the power of the magnetic field That's how ou absorb the magnetc ki.
Tech#2- Imagine the magnetic ball of ki traveling through your arm's constantly pushing and repeling like a wave of magnetic energy getting stronger as they repel then you can try and mess around with a compass by changing the direction of it or you can try and attract metal object's too yourself after many month's of training.
Tech#3- After trying those tech's try and use your magnetic field to destroy magnetic field's by draining the magnetic ki from magnet's or overcharging magnetic field's.