Vaelin Aldebrand, Crazy Alchemist

Intravenous Injection Harness. Twice per turn, the wearer can activate any of the shots they have equipped as a bonus action. They can spend 1 Bonus Action to recharge 1 vial. When HP gets to 0 or less, the potions occupying slots 1 and 2 are automatically injected. 

Arcane Burst. Melee or Ranged Spell Attack: +6 to hit, reach 5 ft. or range 120 ft., one target. Hit: 7 (1d4 + 2) force damage.

Injection  Inject one of the equipped via of shots via the Intravenous Injection Harness. Can also be used as a Bonus Action. 

Injection  Inject one of the equipped via of shots via the Intravenous Injection Harness. Can also be used as an Action. 

Aldebrand's Shot of Cold Aura (Qty: 1) At the end of your turn, everyone within 30 feet makes a Constitution save. On fail, they suffer (1d4 + 2) of Cold damage, for 1 minute, or until receiving Fire damage.

Aldebrand's Shot of Fire Aura (Qty: 1) At the end of your turn, everyone within 30 feet makes a Constitution save. On fail, they suffer(1d4 + 2) of Fire damage, for 1 minute, or until receiving Cold damage.

Aldebrand's Shot of Resistance (Qty: 1) Gets resistance to one type of damage for 1 minute

Aldebrand's Shot of Constitution (Qty: 1) Increases your constitution by 3 for 1 minute

Aldebrand's Shot of Healing (Qty: 2) Heals 1d4

Aldebrand's Shot of Invisibility (Qty: 1) Becomes invisible for 1 minute. Make a Wisdom saving throw when taking damage. The effect dissipates on a failure. 

Aldebrand's Shot of Night Vision (Qty: 1) Gains Darkvision for 1 minute

Aldebrand's Shot of Climbing (Qty: 1) Increases climbing speed equal to walking speed for 1 minute. Make a Constitution saving throw when taking damage. The effect dissipates on a failure.