Blade of Rime is an action that allows a Way of the Four Elements Monk to use their equivalent of 
by expending 
Ki Points instead of Spell Slots.
Description
Throw a shard of ice that deals 1d10
Piercing damage. It explodes and deals 2d6
Cold to anyone nearby. It leaves an ice surface.
This spell can be cast while you are 
.
Properties
- Cost:
-
Action + 2Ki Points - Damage:
-
1d10 (1~10) Piercing damage - +
2d6 (2~12) Cold damage - Details:
-
Attack roll (On Miss: The shard of ice still explodes.) -
Range: 18 m / 60 ft -
AoE: 2 m / 7 ft (Radius) - Creates Area: Ice (surface)
-
DEX Save (Spell save DC)
Area: Ice (surface)
Ice 
Duration: 2 turns
AoE: 2 m / 7 ft (Radius)
Difficult terrain - movement speed is halved and creatures may fall Prone.
Type: Surface
Condition: Prone
- Can't move or take Actions,
Bonus actions, or 
Reactions, and has 
Disadvantage on Strength and Dexterity saving throws. - Attacks against a Prone creature have
Advantage if they're made within 3 m / 10 ft of the creature. - A Prone creature must spend half its Movement Speed to stand up.
- A character with the Athlete feat spends only 1.5 m / 5 ft of Movement Speed to stand up.
- A character with the Athlete feat spends only
Condition: Difficult Terrain
- Movement Speed halved
How to learn
Classes:
- Class level 3: Way of the Four Elements Monk