diff --git a/src/integrations/supabase/helpers/campaigns.tsx b/src/integrations/supabase/helpers/campaigns.tsx
new file mode 100644
index 0000000..9b07311
--- /dev/null
+++ b/src/integrations/supabase/helpers/campaigns.tsx
@@ -0,0 +1,14 @@
+import { CampaignFormData } from "@/lib/interfaces/campaigns";
+
+interface CampaignTemp {
+  id: string;
+}
+
+export const createNewCampaign = async (
+  newCampaign: CampaignFormData & { user_id: string }
+): Promise<CampaignTemp | null> => {
+  // TODO: Create Campaign database types. For now, just wait one second.
+  await new Promise((resolve) => setTimeout(resolve, 1000));
+  console.log("new campaign", JSON.stringify(newCampaign));
+  return { id: "campaign-id-here" };
+};
diff --git a/src/lib/interfaces/campaigns.ts b/src/lib/interfaces/campaigns.ts
new file mode 100644
index 0000000..e4c1a83
--- /dev/null
+++ b/src/lib/interfaces/campaigns.ts
@@ -0,0 +1,354 @@
+interface Notes {
+  /**
+   * Represents the timestamp indicating when an entity was created.
+   * The value should be a string formatted as an ISO 8601 date-time.
+   */
+  created_at: string;
+  /**
+   * Represents the timestamp indicating when an entity was updated.
+   * The value should be a string formatted as an ISO 8601 date-time.
+   */
+  updated_at: string;
+  /**
+   * Defines the visibility level of the note
+   *
+   * The possible values are:
+   * - "private": The content is only visible to the gamemaster.
+   * - "players": The content is visible to all players who are members of the campaign
+   * - "everyone": The content is visible to all users without restriction.
+   */
+  visibility: ["private" | "players" | "everyone"];
+  /**.
+   * This can be used to store additional information or comments.
+   * Typically used for sorting records.
+   */
+  note?: string;
+  /**
+   * Represents an optional set of tags, typically used for labeling, categorization, or grouping elements.
+   * This variable holds an array of strings, where each string acts as a tag.
+   */
+  tagset?: string[];
+}
+
+interface QuestSteps {
+  /**
+   * Represent the name of the quest step (Required).
+   */
+  name: string;
+  /**
+   * Indicates whether the quest step has been successfully completed.
+   */
+  completed: boolean;
+  /**
+   * Defines the visibility level of the note (Required, default: private)
+   *
+   * The possible values are:
+   * - "private": The content is only visible to the gamemaster.
+   * - "players": The content is visible to all players who are members of the campaign
+   * - "everyone": The content is visible to all users without restriction.
+   */
+  visibility: ["private" | "players" | "everyone"];
+  /**
+   * Represents the timestamp indicating when a quest step was created.
+   * The value should be a string formatted as an ISO 8601 date-time.
+   */
+  created_at: string;
+  /**
+   * Represents the timestamp indicating when an entity was updated.
+   * Typically used for sorting records.
+   * The value should be a string formatted as an ISO 8601 date-time.
+   */
+  updated_at: string;
+  /**
+   * An optional property that represents a textual description.
+   * This provides more information about this phase of a particular quest.
+   */
+  description?: string;
+  /**
+   * Represents an optional collection of notes associated with a given quest step.
+   */
+  notes?: Notes[];
+}
+
+interface Quests {
+  /**
+   * Represents the name of a quest (Required).
+   */
+  name: string;
+  /**
+   * Indicates whether the quest has been completed.
+   * The value is `true` if the task is finished, otherwise `false`.
+   */
+  completed: boolean;
+  /**
+   * Defines the visibility level of the note (Required, default: private)
+   *
+   * The possible values are:
+   * - "private": The content is only visible to the gamemaster.
+   * - "players": The content is visible to all players who are members of the campaign
+   * - "everyone": The content is visible to all users without restriction.
+   */
+  visibility: ["private" | "players" | "everyone"];
+  /**
+   * An optional property that represents a textual description.
+   * This provides more information about this phase of a particular quest.
+   */
+  description?: string;
+  /**
+   * Used to designate a character, NPC, or object responsible for giving the quest to the player.
+   * This value is optional and may be undefined if no quest giver is specified.
+   */
+  quest_giver?: string;
+  /**
+   * Represents an optional list of steps associated with a quest.
+   * Each step in the array is expected to be of type QuestSteps, defining specific actions or stages in the quest.
+   */
+  steps?: QuestSteps[];
+  /**
+   * Represents an optional array of note objects.
+   * Each note encapsulates relevant information or data.
+   *
+   * This property is intended to store multiple notes related to a specific Quest.
+   * If no notes are available, the property may be set to undefined.
+   *
+   * @type {Notes[] | undefined}
+   */
+  notes?: Notes[];
+  /**
+   * Represents the timestamp indicating when an entity was created.
+   * The value should be a string formatted as an ISO 8601 date-time.
+   */
+  created_at: string;
+  /**
+   * Represents the timestamp indicating when an entity was updated.
+   * Typically used for sorting records.
+   * The value should be a string formatted as an ISO 8601 date-time.
+   */
+  updated_at: string;
+}
+
+interface Locations {
+  /**
+   * Represents the name of a Location.
+   */
+  name: string;
+  /**
+   * Defines the visibility level of the note (Required, default: private)
+   *
+   * The possible values are:
+   * - "private": The content is only visible to the gamemaster.
+   * - "players": The content is visible to all players who are members of the campaign
+   * - "everyone": The content is visible to all users without restriction.
+   */
+  visibility: ["private" | "players" | "everyone"];
+  /**
+   * An optional textual description providing additional details about a location.
+   */
+  description?: string;
+  /**
+   * Represents an optional array of note objects.
+   * Each note encapsulates relevant information or data.
+   *
+   * This property is intended to store multiple notes related to a specific location.
+   * If no notes are available, the property may be set to undefined.
+   *
+   * @type {Notes[] | undefined}
+   */
+  notes?: Notes[];
+  /**
+   * Represents an optional array of major non-player characters (NPCs).
+   *
+   * This variable holds the identifiers for primary NPCs in a game or storyline.
+   * These characters are typically pivotal to the game's narrative or progression.
+   *
+   * @type {string[] | undefined}
+   */
+  major_NPCs?: string[];
+  /**
+   * Represents an optional array of minor non-playable character (NPC) names.
+   * These NPCs are typically not central to the main gameplay or storylines.
+   */
+  minor_NPCs?: string[];
+  /**
+   * Represents an optional list of timestamps indicating the last time players visited the location.
+   * The value should be a string formatted as an ISO 8601 date-time.
+   */
+  players_last_visited?: string;
+}
+
+interface NPCs {
+  /**
+   * Represents the name of a non-player character (NPC).
+   */
+  name: string;
+  /**
+   * Defines the visibility level of the note (Required, default: private)
+   *
+   * The possible values are:
+   * - "private": The content is only visible to the gamemaster.
+   * - "players": The content is visible to all players who are members of the campaign
+   * - "everyone": The content is visible to all users without restriction.
+   */
+  visibility: ["private" | "players" | "everyone"];
+  /**
+   * An optional textual description providing additional details about an NPC.
+   */
+  description?: string;
+  /**
+   * An optional array representing a collection of notes.
+   *
+   * Each item in the array is expected to follow the structure and type defined by the `Notes` interface or type.
+   * This property can be used to store additional information, comments, or data pertaining to the associated entity.
+   */
+  notes?: Notes[];
+  /**
+   * Represents the unique identifier for a specific location.
+   * This identifier is optional and may not always be provided.
+   * Typically used to associate an NPC with a particular location.
+   */
+  location_id?: string;
+}
+
+interface Sessions {
+  /**
+   * Represents the date and time of a session.
+   * Expected to be in a string format, typically following standard date-time conventions.
+   * This variable is used to store or retrieve the specific moment when a session occurs.
+   */
+  session_datetime: string;
+  /**
+   * Indicates whether a session has been initiated.
+   * This variable is a boolean that stores the state of the session.
+   * A value of `true` represents a played session, whereas `false` means the session was not played.
+   */
+  session_started: boolean;
+  /**
+   * An optional description providing additional details or context.
+   * This is typically a short text or summary.
+   */
+  description?: string;
+  /**
+   * Represents an optional array of note objects.
+   * Each note encapsulates relevant information or data.
+   *
+   * This property is intended to store multiple notes related to a specific location.
+   * If no notes are available, the property may be set to undefined.
+   *
+   * @type {Notes[] | undefined}
+   */
+  notes?: Notes[];
+  /**
+   * An optional property that allows for overriding the default
+   * URL of the virtual tabletop with a specific custom URL.
+   * This can be used to define a unique endpoint for a virtual
+   * tabletop integration or to point to a different resource
+   * than the standard configuration for a particular session.
+   *
+   * @type {string | undefined}
+   */
+  override_virtual_tabletop_url?: string;
+}
+
+export interface CampaignFormData {
+  /**
+   * Represents the current state or condition of an entity or process.
+   *
+   * Possible values:
+   * - "active": Indicates that the campaign is actively playing, but not actively recruiting players.
+   * - "looking_for_players": Indicates that the campaign is actively recruiting players.
+   * - "hidden": Indicates that the entity is not visible or publicly accessible.
+   * - "completed": Indicates that the campaign is finished.
+   */
+  status: "active" | "hidden" | "completed" | "looking_for_players";
+  /**
+   * Indicates whether the campaign is currently searching for additional players.
+   *
+   * This boolean variable serves as a flag to determine if more players are needed
+   * for an activity, game, or team. When set to `true`, it signifies active solicitation
+   * or recruitment of players. Conversely, when set to `false`, it assumes no additional
+   * players are being sought.
+   */
+  looking_for_players: boolean;
+  /**
+   * Represents the name of a campaign.
+   * This property is shown to all users.
+   */
+  name: string;
+  /**
+   * Represents the identifier of the user responsible for creating the campaign.
+   */
+  created_by: string;
+  /**
+   * An optional string property that provides additional details or context.
+   * It can be used to store a brief explanation or metadata.
+   * This property is shown to all users.
+   */
+  description?: string;
+  /**
+   * Specifies the maximum number of players allowed in a game or session.
+   * This value can be undefined, indicating no explicit limit on players.
+   * Used to enforce player count restrictions where applicable.
+   */
+  max_player_count?: number;
+  /**
+   * Represents the number of fear tokens available to the gamemaster (GM).
+   * If this variable is not defined, it will default to 0.
+   * A fear token can be used to track or quantify fear in game mechanics, simulations, or other systems.
+   */
+  fear_tokens?: number;
+  /**
+   * Represents an optional array of note objects.
+   * Each note encapsulates relevant information or data.
+   *
+   * This property is intended to store multiple notes related to a specific campaign
+   * that is not associated with a specific location, NPC, quest, etc.
+   * If no notes are available, the property may be set to undefined.
+   *
+   * @type {Notes[] | undefined}
+   */
+  notes?: Notes[];
+  /**
+   * Represents an optional array of session objects that stores session-related information.
+   * This property can be undefined or hold an array of `Sessions` instances.
+   *
+   * @type {Sessions[] | undefined}
+   */
+  sessions?: Sessions[];
+  /**
+   * Represents an optional list of quests.
+   * Each quest in the list is represented as an object of type `Quests`.
+   */
+  quests?: Quests[];
+  /**
+   * Optional array of location objects associated with the campaign.
+   * Each entry in the array should conform to the `Locations` type definition.
+   */
+  locations?: Locations[];
+  /**
+   * Represents an optional list of major non-player characters (NPCs).
+   * This array contains the key NPCs relevant to the game or storyline.
+   * Each entry in the array is expected to adhere to the `NPCs` type structure.
+   */
+  major_NPCs?: NPCs[];
+  /**
+   * Represents an optional list of minor NPCs (non-playable characters) in the system.
+   *
+   * This variable is used to manage and interact with minor NPC data within the application.
+   *
+   * @type {NPCs[] | undefined}
+   */
+  minor_NPCs?: NPCs[];
+  /**
+   * The default URL for the virtual tabletop platform used by the campaign.
+   * This optional string variable can be used to specify a predefined
+   * URL for the virtual tabletop, providing a default link for users
+   * if no other URL is configured.
+   *
+   * A session may override this URL.
+   */
+  default_virtual_tabletop_url?: string;
+  /**
+   * An optional array containing the user IDs of players.
+   */
+  player_user_ids?: string[];
+}