Adult Kruthik

Medium Monstrosity, Unaligned

STR
15 (+2)
DEX
16 (+3)
CON
15 (+2)
INT
7 (-2)
WIS
12 (+1)
CHA
8 (-1)
Pack Tactics.

The kruthik has advantage on an attack roll against a creature if at least one of the kruthik's allies is within 5 feet of the creature and the ally isn't incapacitated.

Tunneler.

The kruthik can burrow through solid rock at half its burrowing speed and leaves a 5-foot-diameter tunnel in its wake.

Actions

Multiattack.

The kruthik makes two Stab or Spike attacks.

Stab.

Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 6 (1d6 + 3) piercing damage.

Spike.

Ranged Weapon Attack: +5 to hit, range 20/60 ft., one target. Hit: 5 (1d4 + 3) piercing damage.

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Adult Kruthik

Source: Mordenkainen Presents: Monsters of the Multiverse, p. 169 - Licenses and attribution