Tate no Yuusha no Nariagari - Vol. 27 Ch. 112 - The Merits of Invading Other Worlds

[KilTor5]

Raph-chan used High Jump Kick. It was super effective

 

[goodknife]

does the sins mutually exclusive? like, what prevents a person to get all 7 sins (probably some last boss hero or smt?)

 

[Kaarme]

So, that "explosion bullet" was basically a flashbang. It didn't really have any significant explosion, it had a bright flash and possible sound (hard to say in a silent medium like manga). Pretty crafty to shout "Explosion bullet!" beforehand, to scare the opponent.