Exchange shop Devils Soul P90

[iseenoskill]

im quite new and am curious to know how long it would take to get 400 legend metals for the perm Devils soul p90....and the best way to acquire the metals

thanks guys

[xfrknrespect]

If your Grade comes to the master, you will get 100 legendary metal .And easy master mode =one man army arms race elimination and pure one man army =400 legend metal

but if you play with higher grades, you will become a master fast