Homebrew
Improved Critical. The jäger's weapon attacks are critical if it rolls a 19 or 20 on an attack roll.
Point-Blank Aim. Being within 5' of a hostile creature doesn't impose disadvantage on the jäger's ranged attack rolls.
Multiattack. The jäger can make three saber attacks. It can substitute one attack for a Musket attack.
Musket. Ranged Weapon Attack: +7 to hit, range 120'/480', misfire 2, one target. Hit: 17 (2d12 + 4) piercing damage.
Saber. Melee Weapon Attack: +7 to hit, reach 5', one target. Hit: 11 (2d6 + 4) piercing damage.
Steady Aim. If the jäger hasn't moved during its turn, it can give itself advantage on its next attack roll. The jäger's speed becomes 0' until the end of the current turn.
Any Climate; Any Terrain