“Grrrrr! I— Infern —”
“Cursed Crystal Prison!”
Before Duke could get off the fiery blast he was aiming for, Wiz encased him in a prison of ice, her attitude as cold as her magic the entire time. Not all of him, just the top half. No longer able to talk—or breathe, for that matter—Duke started to smash himself against the ground, going pale. But it didn’t so much as scratch the magical ice, and eventually he started to get tired…

***
Konosuba V13, Ch5.