The shield guardian heals 5 hit points and attacks Magdalena.
(1d20+14)[26] for (1d8+6)[12] miss chance (1d2)[1]
(1d20+14)[15] for (1d8+6)[11] miss chance (1d2)[1]

Mezzir-Shazz counters with a twinned Scorching Ray. Thatís 6 rays, but at only +6 to hit.
Ranged touch (1d20+6)[7] for (4d6)[18] F
Ranged touch (1d20+6)[24] for (4d6)[18] F
Ranged touch (1d20+6)[17] for (4d6)[17] F
Ranged touch (1d20+6)[26] for (4d6)[17] F
Ranged touch (1d20+6)[16] for (4d6)[14] M
Ranged touch (1d20+6)[11] for (4d6)[17] M