Cranium Rat
Tiny Aberration, UnalignedAC 12
HP 2 (1d4)
Speed 30 ft.
STR
2 (-4)
Save -4
DEX
14 (+2)
Save +2
CON
10 (+0)
Save +0
INT
4 (-3)
Save -3
WIS
11 (+0)
Save +0
CHA
8 (-1)
Save -1
Senses darkvision 30 ft., Passive Perception 10
Languages telepathy 30 ft.
CR 0
Traits
Telepathic Shroud. The cranium rat is immune to any effect that would sense its emotions or read its thoughts, as well as to all divination spells.
Actions
Bite. 4 to hit, reach 5 ft., one target. Hit: 1 piercing damage.
Bonus Actions
Illumination. The cranium rat sheds dim light from its exposed brain in a 5-foot radius or extinguishes the light.