Astral dash

you brandish your weapon and dash forward either with the tip forward dealing the weapons normal damage +1D4 to every enemy and healing 1D4 to all allies in the path. you pass through all enemies and allies in your path, all enemy targets have to roll a Dex save against your save mod 8 + (prof) + (mod) = save to beat.  Enemies who save take halved damage rounding down odd numbers, if a enemy or ally is within the tile your dash ends at they are knocked back 5 feet, not triggering oppurtunity attack.

you leave a trail of stardust and lunar mist on the ground between the start and end point, up to 2 allies plus your proficiency bonus heal 2 HP every turn for as long as it lingers.

holding the blade to either the left or right side of yourself does the same effects to either the left or right side of you.

this spell can be upcast, adding 5 feet of range and 2 more max allies per level of upcast at level 4 , 7 and 9 add 5 feet to both sides of the trail.

the trail remains on the ground for your spell modifiers number amount of rounds and the line is 40 ft long and 5 ft wide.