Riding Deer

https://worldbuilderblog.me/2015/02/24/release-the-mounts/

Riding Deer CR: 1/2 (100 XP)

Large beast, unaligned

Armor Class: 14

Hit Points: 19 (3d10 + 3) 3d10+3

Speed: 50 ft

STR

14 +2

DEX

18 +4

CON

12 +1

INT

2 -4

WIS

13 +1

CHA

6 -2

Skills:
Charge. If the deer moves at least 20 feet straight toward a target and the hits it with a ram attack on the same turn, the target takes an extra 7 (2d6) damage. If the target is a creature, it must succeed on a DC 12 Strength saving throw of be knocked prone.

Senses: passive perception 14

Languages: -

Challenge Rating: 1/2 (100 XP)

Actions

Bite. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 6 (1d4 + 4) piercing damage.
Ram. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 7 (1d6 + 4) bludgeoning damage.

These over-sized white-tailed deer were first bred by elves to be large enough to hold a rider. They spring through wooded forests and hills with ease.

Suggested Environments

Ignores difficult terrain; Forrest