For a start you need skill.
Shake your phone or iPad or iPod to the right and then slide your finger across the arrow!
Metang evolves into a Metagross at level 45.
At level 45.
Level 45
level 45
Level 45.
clusterz 45
Tilt the phone until it's balanced and the lights start turning on. Try putting the phone down on a flat surface standing so it's not moving. See related link for screenshots.
level 45
i think it evolves at level 45
level 45
set clock to 45 secs