Saladar's scimitar glances off the blob's skin (rolled 21).
Round 180: The blob slams Saladar for 1. Saladar is at 19 HP. PU2 moves to 70N20E and breathes at Saladar, who resists the vapors (rolled 25 Fort save).
Saldar misses completely.
Round 181: The blob misses. Saladar hits (rolled 28), but some of the damage is ignored, for 11-5=6 points of damage. The blob has 16 HP remaining. Saladar cannot see, but the stinky fog disappears.
Round 182: The blob misses, and Saladar resists PU2's breath. Saladar misses.
Round 183: The blob hits for 2, and Saladar misses. Saladar is at 17 HP.
Round 184: Both hit (Saladar rolled 23); the blob for 3, and Saladar for 7-5=2. Both combatants are at 14 HP.
Round 185: The blob misses, but Saladar hits the blob clear to its nucleus, inflicting 18-5=13. The blob has 1 HP remaining.
Round 186: The blob hits for 7, and Saladar resists PU2's breath (13 Fort save). Saladar misses, and has 7 HP remaining.
Round 187: The blob hits for 2, and Saladar hits the nucleus again for 11! Saladar is at 5 HP, and the blob is dead. Saladar can take a move before the next Neutral creature comes out. Saladar is currently at 55N10E, and PU2 is at 70N20E.