As per this Hypnotic Pattern dnd spell you are able to create the twisting pattern of the colors which can weave via the air inside of a 30-foot cube within a particular range. The pattern can also be appeared for a specific moment and then vanishes. Each and every creature in an area those who sees the pattern must be capable of making a Wisdom saving throw.
Even though on a failed save, the creature can become charmed for a specific duration. So, while it charmed by this Hypnotic Pattern spell, the creature has been Incapacitated and also it has the speed of 0.
You also need to check fireball 5e spell
This dnd 5e spell will end for an affected creature when if it takes any kind of damage or else if someone else uses an action for being shake the creature out of its stupor.
Attributes Of Hypnotic Pattern 5E Spell
|Casting Time||1 action|
|Classes||Bard, Sorcerer, Warlock, Wizard|
|Duration||Up to 1 minute|
|Material||A glowing stick of incense or a crystal vial filled with phosphorescent material|
|Target||A 30-foot cube within range|