|First Appearance||Vol.2 Chapter 16|
|Known Users||Mule Love|
Straight Ball is a technique that utilises Shinsoo to momentarily boost the speed and strength of user's punching arm, thereby strengthening their reverse lunge punch.
This technique can be followed up by Pitch Changeup to increase damage output.
- Fast Ball (LINE)
Notes and Trivia
- It is not yet known whether this is a Wonsul technique or not.