Halfling Prowler
Small natural humanoid
Level 6 Lurker XP 250

Initiative +11        Senses Perception +8
HP 52; Bloodied 26
AC 18; Fortitude 14, Reflex 17, Will 15
Saving Throws +5 against fear effects
Speed 6

(⚔) Short Sword (standard, at-will) ✦ Poison, Weapon

+10 vs AC; 1d6+4 damage, and the halfling prowler makes a secondary attack.

Secondary Attack +8 vs Fortitude; the target takes ongoing 3 poison damage and is slowed (save ends both).

➶ Hand Crossbow (standard, at-will) ✦ Poison, Weapon

Ranged 10/20; +10 vs AC; 1d6+4 damage, and the halfling prowler makes a secondary attack.

Secondary Attack +8 vs Fortitude; the target takes ongoing 3 poison damage and is slowed (save ends both).

Catfall

If the halfling prowler falls, reduce the distance it falls by 20 feet when determining how much damage it takes.

Crowd Shield

The halfling prowler gains a +2 bonus to its AC and Reflex defense if it has one creature adjacent to it, or a +4 bonus if two or more creatures are adjacent to it.

Nimble Reaction

Halflings gain a +2 racial bonus to AC against opportunity attacks.

Second Chance (immediate interrupt, when hit by an attack; encounter)

The halfling prowler forces the attacker to reroll the attack and take the new result.

Alignment Unaligned        Languages Common, one other
Skills Acrobatics +14, Athletics +9, Stealth +12, Streetwise +10, Thievery +14
Str 12 (+4)      Dex 18 (+7)      Wis 10 (+3)
Con 10 (+3)      Int 10 (+3)      Cha 15 (+5)

Equipment: poisoned short sword, crossbow , crossbow bolt x10, leather armor , thieves' tools .

Published in Monster Manual, page(s) 153.