難易度：2~9（1~10で例えると）
Level1~Level20までの激ムズアスレチック
何時間費やしても足りない程ムズい
せいしんてきにやられてもほしょうはしません
LEVEL:3~10 (MAX is 10)
A very difficult DeathRun from stage 1 to stage 20. If you clear stage 17 and stage 18, you may be able to reach the goal…
No matter how many hours, it's not enough...
