Collector's Guide for Atlas HO Slot Cars

atlas slotI saw the 6 slot is by completing tier 17 map However how do i get the 5 slot? Do i need to do those things in any order?Super Size Atlas is a volatile Greek mythology slot from Kalamba, and it comes with an innovative K-Raise expanding wild system that also expands the grid. Tumble wins increase the multiplier in all stages of the game, and it never resets in the bonus round.