I personally couldn't find anything on corpse face, so at a loss on this one
https://luscious.net/pictures/album/tristina-gifs-league-of-legends_346111/sorted/position/id/23181880/@_2d-1
https://luscious.net/pictures/album/tristina-gifs-league-of-legends_346111/id/23181881/@_2d_2