User blog comment:Kogath/Monster Hunter 4 Ultimate for the Nintendo 3DS/@comment-6050823-20141127202013/@comment-184612-20141127231607

Yes, Tetsucabra Subspecies weapons have Blastblight, but the monster itself only seems to do Fire damage with the explosive rocks.

Rough Toad "Boiling_Ruin" (MH4U)