Seven Knights - Simulator

Seven Knights You're playing funny?
Do you feel uncomfortable with the ruby that you always lack?
I finally came out.
World's first!!
A real simulator for Seven Knights !!
Before you pick Ruby at Seven Knights, try with the simulator first.
It is good to be able to simulate for free.
Statistics can be analyzed and predicted in many ways.
Ruby Do not worry, try to draw a ruby until you get tired.
There is also a fun Seven Knights mini game available.
Thank you for your feedback.
I will actively reflect.