After a thousand years

체력 살려주이소

Once the hold twist starts, you've cleared it.

Too many drills. The crossover might be severe.

Twist and run, twist and run / requires stamina

Compared to the 19 version of the same song, the difficulty is about the same. While the 18 gives you breaks and then hits you with twist runs, the 19 just feels like a non-stop barrage of raw runs...