Attack Stop

takes concentration.

when a creature uses a reaction on you, you can use this spell as a reaction to

deal 4d6 of damage and can't move since there is an electric light all around him and he can't move a muscle until it's next turn, but if it gets attacked it takes half the damage

if a player uses a warlock spell slot the damage is force damage

if it's a druid spell slot then the damage is poison damage

cleric of the war domain - radiant damage

wizard - fire damage

the damage is increased by 1d6 per spell level and range is increased by 5 ft at level 10 and another 5ft at level 15 and another 5ft at level 20

when a creature uses a reaction on you, you can use this spell as a reaction to

the target needs to make a cha saving throw. on a failed throw the target takes 4d6 of force damage and can't move since there is an electric light all around him and he can't move a muscle until it's next turn.

the damage is increased by 1d6 per spell level and range is increased by 5 ft at level 10 and another 5ft at level 15 and another 5ft at level 20