At Twist Mountain, there is a 5% (1 in 20) chance that you will find Cryogonal Lv. 57.
However, in Winter it is a 15% (1 in 6.75) chance that you will find Cryogonal. You can find it a Lv. 57 as well as Lv. 56.
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Hope to my source, my sourcy sourcy source.