Touched by the Sun (5e Spell)
From D&D Wiki
|Casting time:||1 action|
|Range:||Self (10-foot radius)|
|Components:||S, M (The sunshine)|
|Duration:||Concentration, up to 1 minute|
The caster can use this spell only if it's in the sunshine. If he gets hit by something, loses his concentration. Every turn the caster regain life point equal to its own hit dice. All creatures within 10 feets of the caster receive 2d10 radiant damage. Inside of the circle any creature need to do a charisma saving throw, if it fails will not be able to move, if successfully it can walk 5 ft. (cannot fly, swim or climb).
At Higher Levels. When you cast this spell using a spell slot of 5th level, the concentration time becomes 2 minutes and the damage dealt by the spell becomes 4d10.