The Washington Post rolled out 68 emojis for the NCAA Tournament, and they are mostly great. While some are just cheesy adaptations of a teams mascot.
I am not a heavy user of emojis, so I guess you can download and use these as trash talk, or whatever emojis are used for. All I know about emojis is what I learned from Conan O'Brien, so yeah. Do what you want with these things.
Here is the full set, and followed by the three Mountain West teams.
San Diego State