Talk:Kyanite/@comment-34781073-20180225015559/@comment-34827913-20180226124059

Prawn suit comes out of the box at 900m so you can get Nickel at that depth which upgrades you to 1300 which allows you to get Kyanite for the final upgrade.

Cyclops is upgraded to 900m using Ruby which can be found in much shallower areas and then same upgrade path as above.