Sled Dog

Medium Beast, Unaligned

STR
12 (+1)
DEX
15 (+2)
CON
12 (+1)
INT
3 (-4)
WIS
12 (+1)
CHA
6 (-2)
Keen Hearing and Smell.

The dog has advantage on Wisdom (Perception) checks that rely on hearing or smell.

Pack Tactics.

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

Actions

Bite.

Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 7 (2d4 + 2) piercing damage. If the target is a creature, it must succeed on a DC 11 Strength saving throw or be knocked prone.

Find this creature in the encounter builder

Sled Dog

Source: Rise of Tiamat, p. 27 - Licenses and attribution