358
System Reference Document 5.2.1
MOD SAVE MOD SAVE MOD SAVE
Str	4 −3 −3 Dex	15 +2 +2 Con 11 +0 +0
Int 3 −4 −4 WIS 10 +0 +0 Cha	4 −3 −3
Skills Perception +2, Stealth +6
Senses Darkvision 30 ft.; Passive Perception 12
Languages None
CR 0 (XP 10; PB +2)
Traits
Compression. The octopus can move through a space 
as narrow as 1 inch without expending extra move-
ment to do so.
Water Breathing. The octopus can breathe only 
underwater.
Actions
Tentacles. Melee Attack Roll: +4, reach 5 ft. Hit: 1 
Bludgeoning damage.
Reactions
Ink Cloud (1/Day). Trigger: A creature ends its turn 
within 5 feet of the octopus while underwater. Re-
sponse: The octopus releases ink that fills a 5-foot 
Cube centered on itself, and the octopus moves up to 
its Swim Speed. The Cube is Heavily Obscured for 1 
minute or until a strong current or similar effect dis-
perses the ink.
Owl
Tiny Beast, Unaligned
AC 11   Initiative +1 (11)
HP 1 (1d4 − 1)
Speed 5 ft., Fly 60 ft.
MOD SAVE MOD SAVE MOD SAVE
Str 3 −4 −4 Dex 13 +1 +1 Con 8 −1 −1
Int 2 −4 −4 WIS 12 +1 +1 Cha 7 −2 −2
Skills Perception +5, Stealth +5
Senses Darkvision 120 ft.; Passive Perception 15
Languages None
CR 0 (XP 10; PB +2)
Traits
Flyby. The owl doesn’t provoke an Opportunity Attack 
when it flies out of an enemy’s reach.
Actions
Talons. Melee Attack Roll: +3, reach 5 ft. Hit: 1 Slash-
ing damage.
Panther
Medium Beast, Unaligned
AC 13   Initiative +3 (13)
HP 13 (3d8)
Speed 50 ft., Climb 40 ft.
MOD SAVE MOD SAVE MOD SAVE
Str	 14 +2 +2 Dex 16 +3 +3 Con 10 +0 +0
Int 3 −4 −4 WIS	 14 +2 +2 Cha 7 −2 −2
Skills Perception +4, Stealth +7
Senses Darkvision 60 ft.; Passive Perception 14
Languages None
CR 1/4 (XP 50; PB +2)
Actions
Rend. Melee Attack Roll: +5, reach 5 ft. Hit: 6 (1d6 + 3) 
Slashing damage.
Bonus Actions
Nimble Escape. The panther takes the Disengage or 
Hide action.
Piranha
Tiny Beast, Unaligned
AC 13   Initiative +3 (13)
HP 1 (1d4 − 1)
Speed 5 ft., Swim 40 ft.
MOD SAVE MOD SAVE MOD SAVE
Str 2 −4 −4 Dex 16 +3 +3 Con 9 −1 −1
Int 1 −5 −5 WIS 7 −2 −2 Cha 2 −4 −4
Senses Darkvision 60 ft.; Passive Perception 8
Languages None
CR 0 (XP 10; PB +2)
Traits
Water Breathing. The piranha can breathe only 
underwater.
Actions
Bite. Melee Attack Roll: +5 (with Advantage if the target 
doesn’t have all its Hit Points), reach 5 ft. Hit: 1 Pierc-
ing damage.
Plesiosaurus
Large Beast (Dinosaur), Unaligned
AC 13   Initiative +2 (12)
HP 68 (8d10 + 24)
Speed 20 ft., Swim 40 ft.
MOD SAVE MOD SAVE MOD SAVE
Str 18 +4 +4 Dex	15 +2 +2 Con 16 +3 +3
Int 2 −4 −4 WIS 12 +1 +1 Cha	5 −3 −3
Skills Perception +3, Stealth +4
Senses Passive Perception 13
Languages None
CR 2 (XP 450; PB +2)
Traits
Hold Breath. The plesiosaurus can hold its breath 
for 1 hour.