A Guide to the New Alchemy Lab (v30, 2020-06-17)

It depends a little on what exactly you are looking for. 1b is the most efficient from a food cost perspective but a little slower. 4b, 5b, 6b are a pretty good balance for Shards per hour and cost. The later ones can get you shards faster but need either a lot more food or gems for level 10.

A lot of good info at

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