You can check my post for this week here
https://peakd.com/splinterlands/@mavisthemuggle/mythical-creatures-takeover-in-lost-legendary
I shared it on these sites:
Medium: https://medium.com/@mugglemavis19/blast-from-the-past-f0ebcb107da8
Tumblr: https://www.tumblr.com/mavis-the-muggle/766835818060038144/lost-legendaries-rule-set?source=share