The Scorpion and the Frog
(It is scheduled to end on 23 June 2023.)

5/19 14:00(UTC)～5/26 14:00(UTC) Free mint(polygon chain)　　Maximum number of issues 20.
5/26 14:00(UTC)～6/2 14:00(UTC) Free mint(polygon chain)　　Maximum number of issues 20.
6/2 14:00(UTC)～6/9 14:00(UTC) Free mint(polygon chain)　　Maximum number of issues 20.
6/9 14:00(UTC)～6/16 14:00(UTC) Free mint(polygon chain)　　Maximum number of issues 20.
6/16 14:00(UTC)～6/23 14:00(UTC) Free mint(polygon chain)　　Maximum number of issues 20.