U+1F621
The red pouting face is anger past the point of subtlety. The whole face has gone red, the brows are down, and somebody is about to hear about it.
It covers real frustration and theatrical outrage equally well, from canceled plans to a friend spoiling the finale. For anger with steam coming out, see ๐ค, but for pure boiling red, this is it.
Or make your own in the translator.