Water Dweller(humanoid)

Spellcasting. The water dweller is a 1d8 - 2 level spellcaster. Its spellcasting ability is [ability score] (spell save DC 13, +1 to hit with spell attacks). The [water dweller] has following [all classes] spells prepared:
Cantrips (at will): [Shape Water]
1st level (5 slots): [Create or Destroy Water]                                                       3rd level (3 slots):[Water Walk], [Wall of Water]                                                 4th level (2 + 1 for each 2 levels higher than 4th level slots):[Control Water], [Watery Sphere].                                                                                                           If the water dweller is not touching water, within 1 second: rash on all of skin, within 5 seconds: dry skin, within 10 seconds: the water dweller is confused and prone (1d4 damage every action), within 30 seconds: life force starts draining (1d4 heat damage every action), within 1 minute: life force is drained, dies.

Water Breathing. Water Dwellers can breathe underwater but can’t breathe air.

Water Blast. Melee Attack: +13 to hit, reach 45 ft., 1 target. Hit: 11(1d20 + 3 )[cold] damage. 

Torrential Rain. Ranged attack: +8 to hit, range 65 ft. 25 ft. Circle, 3 targets. Hit: 6(3d4) [cold] damage.

N/A

+2 damage on opportunity attacks.

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