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We move in, secure the synths, and I Relay out with them back to the Institute. Clear?— X4-18

X4-18 is an Institute courser in the Commonwealth in 2287.

Background

X4-18 is sent to Bunker Hill to aid the Sole Survivor in apprehending the runaway synths hiding there during the quest, The Battle of Bunker Hill.

Interactions with the player character

Interactions overview

Interactions
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This character is essential. Essential characters cannot be killed.
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This character is involved in quests.

Quests

  • The Battle of Bunker Hill: X4-18 is waiting for the player character to help him and the Institute recapture the synths at Bunker Hill.

Inventory

Apparel Weapon Other items On death
Courser uniform

Notes

  • X4 will turn hostile if the player character kills any of the synths they were supposed to capture.
  • If The Battle of Bunker Hill is not completed, and the player character has not sided with the Institute, X4 can be found wandering around Bunker Hill.

Appearances

X4-18 appears only in Fallout 4.

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