Questions tagged [line-of-effect]

In D&D, "line of effect" is a term describing a physically clear and unobstructed path between two points - typically the caster and what they want to aim at.

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1answer
117 views

How does line of effect work with spells targeted through the Sentinel Raven's sight, from the UA Raven Queen warlock patron?

I'm playing a warlock in a D&D 5e campaign. I am playing a multiclassed Rogue 11/Warlock 1. For my one level in warlock, I chose the Raven Queen patron from Unearthed Arcana. According to the ...
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2answers
88 views

How does the Darkness spell react with solid objects obstructing the spell's area?

I recently played with a mob that could cast deeper darkness at will. Up until now the spell seemed very clear to me, because I just considered that there was basically a sphere of 60 feet around the ...
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4answers
204 views

Can the Dragon's Breath spell damage enemies with no clear path to the caster?

Can Dragon's Breath spell damage enemies that do not have a clear path to the caster? The PHB page 204 says: To target something, you must have a clear path to it, so it can’t be behind total ...
6
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1answer
171 views

Does the Eyebite Spell Work Through a Wall of Force?

Does the Eyebite spell work through a Wall of Force? Or is it blocked by Full Cover, even if the target can be seen? This question is similar to this, but contrarily to Gaze effects the spell Eyebite ...
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2answers
408 views

Can a spiritual weapon be moved through walls?

Reading How does a Spiritual Weapon interact with illusions of creatures when it is moved? made me wonder - can a spiritual weapon be moved through walls? The description of the spell reads (emphasis ...
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2answers
86 views

When you cast a spell with “effect” entry, do you have to have line of effect to every portion of the effect to be created?

When you cast a spell with “effect” entry, do you have to have line of effect to every portion of the effect to be created? Some examples of where it can be relevant: Casting Summon Monster to ...
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2answers
182 views

Can the generic teleport Action available to some monsters be used to move through transparent, total cover?

Many monsters have access to the Action, teleport. MM, various statblocks Teleport. The [creature] magically teleports, along with any equipment it is wearing or carrying, up to [distance] ...
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3answers
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What happens when you cast Fog Cloud behind a wall?

I'm puzzled by the "a clear path to the target" rule. To target something, you must have a clear path to it, so it can't be behind total cover. This seems straightforward: you can't target a ...
8
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1answer
347 views

Do Enchantment spells need line of effect?

A wizard casts Arcane Eye and sends it to another room to get vision of an enemy. The wizard then casts Crown of Madness on the enemy since he is in range. The Arcane Eye ends because he now ...
5
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1answer
438 views

Can the Minor Illusion spell be cast without line of sight?

Can minor illusion be cast without line of sight? For example, could you cast it behind a wall or through a closed door? Or do you need to see where it’s being manifested? I can't seem to find any ...
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2answers
250 views

Does Antimagic Field block line of effect for spells?

Consider a 100 foot long, 10 foot wide corridor. The middle 10 feet of the corridor are under the effects of Antimagic Field. A wizard at one end of the corridor wants to cast, say, Blindness/Deafness ...
4
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1answer
135 views

Can you use line-of-sight abilities (such as shadow jaunt) if you have blind sight to a location?

Scenario is: your character is blind, but has blind sight. Can this character use blind sight to shadow jaunt to a location within his range of sight (LOS) (usually 60 ft) or does this not apply? ...
5
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1answer
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Under what circumstances does an antimagic field suppress the casting of a spell?

The antimagic field spell says that "within the sphere, spells can't be cast", and spells out some more of the specific effects of this: Targeted Effects. Spells and other magical effects, such as ...
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2answers
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Could a Warlock with Ghostly Gaze and Sacred Flame attack through a wall? [duplicate]

The Eldritch Invocation Ghostly Gaze allows the Warlock to see through solid objects out to 30' for as long as she concentrates (up to 1 minute). For our scenario, our Warlock's nemesis has managed ...
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4answers
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Do auras require line of effect?

Several in-game effects, such as all the paladin's auras (PHB p. 85) and spells like Aura of Life and Aura of Purity (PHB p. 216), are passive auras that radiate from the point of origin (usually a ...
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4answers
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Can I use Arcane Eye to cast a Fireball past a solid wall?

One of my players is interested in using Arcane Eye and Fireball in conjunction. From looking at this thread here: Area spells and line of sight, it seems that if a player cannot SEE the target, then ...
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1answer
74 views

Does Crawling Eye grant line-of-effect across Impenetrable Barrier?

I was trying to think of really fun, evil things to do with a warlock. I was curious if this works: Use Crawling Eye Use Impenetrable Barrier between you and the eye Do horrible things to opponents ...
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2answers
2k views

Does Lightning Bolt affect everyone in its line of effect?

I'm looking for clarification on a spell effect. The specific spell in question is lightning bolt, 3rd-level Sorcerer/Wizard spell. It has an area of a 120-ft line. Does it pass through enemies? If I ...
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2answers
4k views

What is the difference between line of sight and line of effect?

As the title. I've seen many definitions such as concealment refer to one or both, but I can't find a clear definition of them or how they are different.
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6answers
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Can spells be cast through a Wall of Force?

The spell description of wall of force is silent on the question of whether spell effects can pass through the wall. The semi-relevant part of the description states: Nothing can physically pass ...
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2answers
212 views

How do zones and line of effect work, and are they adjusted if the zone follows the player (kinda like an aura, but defined as a zone)?

So lets say your situation is like so: ..... .XXX. CXB.. .XXX. ..... Where C is the caster, and B is blocking terrain, and the x's are the squares affected by a ...
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1answer
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Consequences of Blindness on casting spells?

Which types of spells can a Blinded caster still target as accurately as usual? Which ones require extra steps or give penalties because of blindness? Which ones can simply not be targeted at all, ...
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1answer
458 views

Do burst/close burst attacks “splash” around corners?

I know that blasts require LoS in 4e and that bursts require line of effect between the target square and the creature using the power but one my players asked if a burst would hit diagonally around a ...
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2answers
244 views

What do characters know about the battlefield?

The PCs generally know where all enemies are and vice versa (except those who are Hidden). They also know the effects of all zones and other buffs that are in effect. This is part of the "all the ...
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2answers
286 views

What effects can hit a phasing creature in a nonmagical wall square?

In a recent battle I was Dming, the party was fighting against Wraiths (in the Madness at Gardmore Abbey adventure). Wraiths have phasing and thus can fly into and through walls, so the players and I ...
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1answer
749 views

Taking into account line-of-sight & blast rules, how would a blast work with a wall between you and an enemy?

If you take into effect the blast rules and the line-of-sight rules, how should we play the blast? Would it wrap the nine squares in front of him, including the wall? Would it go the nine diagonal ...
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2answers
442 views

Can a Leader's Burst Healing work if there is a blocking wall?

Most of the Leader's in 4th edition have a close burst 5 Healing power. If the target of the Healing power is completely blocked by a wall from the Leader, can ...
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1answer
601 views

Do enemies block line of effect?

This may seem like a no-brainer, but the non-errata-ed rules in the PHB aren't entirely clear on this point, that I can recall. So if an enemy is in directly in front of where your wizard wants to ...
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2answers
466 views

Does ranged magic that requires line-of-sight also require line-of-effect?

This came up during a combat last week. The party had barricaded themselves behind double doors and the wizard was peering through the keyholes, dropping Scorching Bursts on anything foolish enough ...