Carrion Stalker
Tiny Aberration, UnalignedAC 15
HP 55 (10d4 + 30)
Speed 30 ft., burrow 30 ft.
STR
6 (-2)
Save -2
DEX
17 (+3)
Save +3
CON
16 (+3)
Save +3
INT
2 (-4)
Save -4
WIS
13 (+1)
Save +1
CHA
6 (-2)
Save -2
Senses Tremorsense 60 ft., Passive Perception 11
CR 3
Actions
Multiattack. The carrion stalker makes two Tentacle attacks and one Stinger attack.
Tentacle. Melee Attack Roll: +5, reach 5 ft. Hit: 8 (2d4 + 3) Piercing damage, and the carrion stalker attaches to the target. While attached, the carrion stalker can't make Tentacle attacks against other targets. The carrion stalker can detach itself by spending 5 feet of movement. The target or a creature within 5 feet of it can detach the carrion stalker as an action.
Stinger. 5 (with Advantage if the carrion stalker is attached to the target), reach 5 ft. Hit: 7 (2d6) Poison damage, and the target is subjected to the following effect. con 13. Failure: The target has the Poisoned condition. While Poisoned in this way, the target is infested with a carrion stalker larva. If the target is still Poisoned in this way after 24 hours, the effect ends as the larva becomes a fully grown Carrion Stalker, which bursts from the target's chest and kills it.