Kamen Rider W - Futo PI - Vol. 4 Ch. 36 - p is a Devil part 9 / Joker on the left

[MangaDex]

 

[Mathias]

Standard anime logic in most situations: Anger only weakens you.
Shotaro: Gets so angry he transcends his limits.

 

[Tyrant-Fool]

Love the manga, the monsters look more esoteric compared to the Live-Action Show.