ne medium aberration 

Perception +18; darkvision

Languages Common

Skills Acrobatics +15, Athletics +18, Stealth +17

Str +6 Dex +3 Con +4 Int +0 Wis +0 Cha +1

AC  27; Fort +20, Ref +15, Will +12

HP 160; Weaknesses fire 8; Resistances bludgeoning 8

Elude Grasp [R] Trigger A creature succeeds at an attempt to Grapple the muckish creep; Effect The muckish creep attempts an Athletics check.

to Escape.

Speed 25 feet

Melee [>] fist +18, Damage 2d10+10 bludgeoning plus Grab

Ranged [>] mud ball +18 (thrown 30 feet), Damage 2d6+10 bludgeoning plus blinding mud

Blinding Mud When a muckish creep hits a creature with a mud ball Strike, that creature becomes dazzled (or blinded on a critical hit) The creature can use an Interact action to wipe away the mud and remove the dazzled or blinded condition.

Compression A muckish creep can move through a gap at least 6 inches wide without Squeezing and can Squeeze through any gap at least 1 inch wide.

Mud Trail When a muckish creep Strides or Steps, it leaves behind a slimy mud trail that coats the traversed area. All traversed squares are covered in grease (DC 26) until the start of the muckish creep's next turn.

Overwhelm [>] (incapacitation) Requirements The muckish creep has a creature grabbed; Effect The muckish creep fills the grabbed creature's mouth and nose with mud. The creature begins to suffocate unless it succeeds at a DC 23 Fortitude save. The suffocating creature or any adjacent creatures can clear the suffocating creature's airway with an Interact action.

Slippery Body A muckish creep's body allows it to slip away from most restraints. It gains a +4 status bonus to checks to Escape. On a success, it gets a critical success instead. On a critical failure, it gets a failure instead.

Fists of the Ruby Phoenix #1: Despair on Danger Island, page 88.