Will saves (2d20)[2][3](5)
Fireball 1 saves (10d20)[1][4][7][11][13][13][19][4][12][4](88)
Fireball 2 saves (10d20)[15][2][7][10][16][14][17][20][16][3](120)
Euphoric cloud will saves as needed (assuming not all the d20's will be needed after the fireballs) (10d20)[12][16][5][14][15][3][19][7][1][20](112)