Can a simulacrum use legendary actions?

@mikemearls @gregbilsland Can a simulacrum (per the spell) of a legendary creature use its legendary and/or lair actions? @gregbilsland @pukunui81 @mikemearls Yes, assuming you spend the 1,500 gp, and the legendary creature is within reach for 12 hours.

When can you use a Legendary Action?

Each option costs 1 action unless otherwise stated.. Only one legendary action can be used at a time; legendary actions can only be taken at the end of another creature's turn; and a creature regains its legendary actions at the start of its turn.

What can a simulacrum do DND?

You shape an illusory duplicate of one beast or Humanoid that is within range for the entire Casting Time of the spell. The duplicate is a creature, partially real and formed from ice or snow, and it can take Actions and otherwise be affected as a normal creature.

Does simulacrum have memories?

The simulacrum does not have any memories or knowledge (apart from the general stuff that the proficiencies would give) of the original. And it was as such during almost all editions of D&D.

How smart is a simulacrum 5e?

It's not actually the creature you duplicated, though. So if the creature you copied was fiercely independent and highly intelligent, the simulacrum would be fiercely independent, highly intelligent, but also always friendly to you and following your orders to the best of its abilities.

How to use Legendary Action

Can a simulacrum cast clone?

Yes, because the simulacrum is a creature. The points you present are plausible reasons for why a DM might disallow cloning a simulacrum in their own campaign setting, but a strict reading of the rules shows that you can clone a simulacrum.

Can you twin simulacrum?

Yes, Simulacrum can be twinned

Just to take the first line of the Simulacrum spell: You shape an illusory duplicate of one beast or humanoid that is within range for the entire casting time of the spell.

Can a simulacrum create a simulacrum?

Can I Make a Simulacrum of Myself? You sure can! And that's where things can get especially weird since as a wizard able to cast the simulacrum spell, your simulacrum will also be a wizard able to cast the simulacrum spell. We'll go into this more in a bit, but you can absolutely make a simulacrum of yourself.

Can a simulacrum have a familiar?

You can't use Simulacrum on a familiar. Simulacrum only works on Beasts or Humanoids - and Find Familiar specifically says the creature summoned becomes a Celestial / Fey / Fiend instead of a Beast.

Can a simulacrum cast wish?

Ah—so simulacra can never cast 9th level spells! I will have to inform the player of the level-20 bard from the end of my last campaign. Simulacrum is a 7th level spell my dude. Unless your player is Wish-duplicating it, it should have a 9th level spell slot.

Can a simulacrum reproduce?

The Simulacrum is a Construct

As such, any human mating with a Simulacrum would not be the same species, thus rendering true reproduction impossible.

Is simulacrum broken?

If the simulacrum is damaged, you can repair it in an alchemical laboratory, using rare herbs and minerals worth 100 gp per hit point it regains. The simulacrum lasts until it drops to 0 hit points, at which point it reverts to snow and melts instantly.

Can a simulacrum ritual cast?

So the short answer is, the simulacrum can cast rituals so long as they have the spellbook handy. They cannot change memorized spells ever.

Can players use legendary actions 5e?

Legendary Actions can ONLY be used at the end of another creature's turn. ALL actions spent during the round are regained at the END of the Legendary Creature's turn and can be used in the next round. This means a Legendary Creature should take one Legendary Action per round of combat.

Can you counterspell a legendary action?

Yes, but it wouldn't do anything

The Archlich can use a legendary action to cast an at will spell. The casting time of the spell is not specified, so the fact that Counterspell requires a reaction does not invalidate it. So yes, the Archlich could definitely cast Counterspell as a legendary action.

Can a simulacrum cast magic jar?

RAW, nothing prevents a simulacrum from casting magic jar.

That being said, there is nothing mechanically that would prevent a simulacrum with a 6th level slot from casting magic jar on itself. You have correctly observed that the only target mentioned is "self" with no creature type limitations.

Can simulacrum use spell scrolls?

Nothing happens to the wizard's simulacrum.

The wizard would have to cast the spell again to destroy his simulacrum. When someone else uses a spell scroll the wizard made, that someone is casting the spell, not the wizard, so someone else casting the spell doesn't affect the wizard's simulacrum.

Can a wizard learn wish?

Wish is a 9th-level spell. It's only on the wizard and sorcerer class spell lists (and the Genie-patron warlock's spell list, as I mention a bit later). Full caster classes (including sorcerers and wizards) gain 9th-level spell slots at level 17 in the class.

Can a simulacrum attune?

Yes, it can use items

Otherwise, the illusion uses all the statistics of the duplicated creature. It can use items provided to it, and attune with them as normal.

Can a dragon cast simulacrum?

She would like to cast Simulacrum. Monster Manual Page 86 / Variant: VARIANT: DRAGONS AS INNATE SPELLCASTERS: Dragons are innately magical creatures that can master a few spells as they age, using this variant. A young or older dragon can innately cast a number of spells equal to its Charisma modifier.

Can you Twinn spell haste?

Haste lets you make attack rolls that can affect more than one creature before the spell expires. So haste is not a valid spell for twinning.

Can simulacrum regain ki points?

RAW, yes. There is no restriction on the Simulacrum's ability to regain other expendable class feature. Additionally, any creature can take a short or long rest (and thereby restore the expended class features).

Can a simulacrum repair itself?

If the simulacrum is damaged, you can repair it in an alchemical laboratory, using rare herbs and minerals worth 100 gp per hit point it regains. The simulacrum lasts until it drops to 0 hit points, at which point it reverts to snow and melts instantly.

Who invented simulacrum?

The reversal of platonism

Deleuze developed his concept of the simulacrum primarily in Difference and Repetition(1968) andLogic of Sense(1969).