Will saves (1d20+3=22, 1d20+3=21, 1d20+3=15, 1d20+3=6, 1d20+3=10, 1d20+3=10, 1d20+3=11, 1d20+3=21, 1d20+3=17, 1d20+3=6, 1d20+3=8, 1d20+3=9, 1d20+3=5, 1d20+3=20, 1d20+3=15, 1d20+3=15, 1d20+3=7, 1d20+3=21, 1d20+3=20, 1d20+3=12, 1d20+3=8, 1d20+3=9, 1d20+3=22)
You are able to catch all of the mercs but not the remaining Sky Lord forces. None make the nigh impossible save.