When trying to move through a creature you provoke an attack of opportunity from that creature when you enter its space.
5e incorporeal move through floor.
Marc sharma lemarcsharma january 29 2018 having a spectral appearance in d d has no special rules associated with it.
At the start of each of the incorporeal skeleton s turns each creature within 5 feet of it takes 3 1d6 necrotic damage.
It takes 5 1d10 force damage if it ends its turn inside an object.
To actually enter the other creature s body you must make a successful touch attack or incorporeal touch attack against the other creature.
In 5e incorporeal creatures lack a subtype but share a common set of features.
Likewise a corporeal can move through an incorporeal creature.
Technically they stay within reach until they have full cover can t be seen.
It takes 5 1d10 force damage if it ends its turn.
The eidolon can move through other creatures and objects as if they were difficult terrain.
They move in any direction including up or down at will.
They do not need to walk on the ground.
The incorporeal skeleton can move through other creatures and objects as if they were difficult terrain.
It being spectral does it mean it s incorporeal and can cross walls and objects.
An incorporeal creature has no physical body.
Incorporeal creatures are immune to critical hits extra damage from being favored enemies and from sneak attacks.
It takes 5 1d10 force damage if it ends its turn inside an object.
While in sunlight the specter has disadvantage on attack rolls as well as on wisdom perception checks that rely on sight.
The can move through other creatures and objects as if they were difficult terrain.
If something can pass through walls for example the description of that thing says it can pass through walls.
They all have resistance to nonmagical bludgeoning piercing and slashing damage.
Even when hit by spells or magic weapons it has a 50 chance to ignore any damage from a.
Do monsters with incorporeal movement suffer attacks of opportunity if they move through an area of wall within 5 ft.
They can pass through solid objects at will although they cannot see when their eyes are within solid matter.
It can be harmed only by other incorporeal creatures magic weapons or creatures that strike as magic weapons and spells spell like abilities or supernatural abilities it is immune to all nonmagical attack forms.
The specter can move through other creatures and objects as if they were difficult terrain.