Investment of the Chain Master

Optional featureXPHBp. 1562024
Prerequisite
level: {"class":{"name":"Warlock","source":"XPHB","visibleStats":true},"level":5}, optionalfeature: pact of the chain|xphb
Feature type
EI

When you cast Find Familiar, you infuse the summoned familiar with a measure of your eldritch power, granting the creature the following benefits.

Aerial or Aquatic

The familiar gains either a Fly Speed or a Swim Speed (your choice) of 40 feet.

Quick Attack

As a Bonus Action, you can command the familiar to take the Attack action.

Necrotic or Radiant Damage

Whenever the familiar deals Bludgeoning, Piercing, or Slashing damage, you can make it deal Necrotic or Radiant damage instead.

Your Save DC

If the familiar forces a creature to make a saving throw, it uses your spell save DC.

Resistance

When the familiar takes damage, you can take a Reaction to grant it Resistance against that damage.

Raw data
{
  "name": "Investment of the Chain Master",
  "page": 156,
  "__prop": "optionalfeature",
  "source": "XPHB",
  "entries": [
    "When you cast {@spell Find Familiar|XPHB}, you infuse the summoned familiar with a measure of your eldritch power, granting the creature the following benefits.",
    {
      "type": "entries",
      "entries": [
        {
          "name": "Aerial or Aquatic",
          "type": "entries",
          "entries": [
            "The familiar gains either a {@variantrule Fly Speed|XPHB} or a {@variantrule Swim Speed|XPHB} (your choice) of 40 feet."
          ]
        },
        {
          "name": "Quick Attack",
          "type": "entries",
          "entries": [
            "As a {@variantrule Bonus Action|XPHB}, you can command the familiar to take the {@action Attack|XPHB} action."
          ]
        },
        {
          "name": "Necrotic or Radiant Damage",
          "type": "entries",
          "entries": [
            "Whenever the familiar deals Bludgeoning, Piercing, or Slashing damage, you can make it deal Necrotic or Radiant damage instead."
          ]
        },
        {
          "name": "Your Save DC",
          "type": "entries",
          "entries": [
            "If the familiar forces a creature to make a saving throw, it uses your spell save DC."
          ]
        },
        {
          "name": "Resistance",
          "type": "entries",
          "entries": [
            "When the familiar takes damage, you can take a {@variantrule Reaction|XPHB} to grant it {@variantrule Resistance|XPHB} against that damage."
          ]
        }
      ]
    }
  ],
  "featureType": [
    "EI"
  ],
  "prerequisite": [
    {
      "level": {
        "class": {
          "name": "Warlock",
          "source": "XPHB",
          "visibleStats": true
        },
        "level": 5
      },
      "optionalfeature": [
        "pact of the chain|xphb"
      ]
    }
  ]
}