Artificer's bounty hunter

Spellcasting. The Artificer's bounty hunter is  a 3-level spellcaster. Its spellcasting ability is intelligence (spell save DC 12, +4 to hit with spell attacks). The Artificer's bounty hunter has  following spells prepared:
1st level (4 slots): healing word, shield, hunters

2nd level (2 slots): misty step

Rifle axe. Melle weppon Attack: +5 to hit, reach 5 ft., 1 target. Hit: 7 (2d3 + 3) slashing damage. 

Rifle. ranged weppon Attack: +7 to hit, range 120/480 ft., 1 target. Hit: 11 (3d3 + 5) piercing damage.

Steady Aim: As a bonus action, you give your self advantage on the next attack roll on the current turn. You can use this bonus action only if you haven't moved during this turn, and after you use the bonus action, your speed is 0 until the end of the current turn.