Chess Players rated 1000, 900, 800 and 700 !

How does a 1000, 900, 800 play chess?
How did this final position happen on the thumbnail?

Time Stamps
00:00 770 Game 1
02:55 777 Game 2
09:00 781 Game 3
17:40 800 Game 1
25:40 Final Game 5

How to support the channel? Thanks a lot!

Twitter

#bestchessopening #chesstrap #chesstactics