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updatedAt: 2026-09-01T16:18:42.000Z
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# Modify Stat

# Modify Stat

Temporarily boost or reduce a user's multiplier, luck, or cooldown

## Fields

| Field           | Type                                    | Required | Description                                                        |
| --------------- | --------------------------------------- | -------- | ------------------------------------------------------------------ |
| `stat`          | enum: multiplier \| luck \| cooldown    | yes      | Which temporary modifier to apply.                                 |
| `factor`        | number (as string) or { path }          | yes      | Multiplier factor.                                                 |
| `duration`      | number (seconds, as string) or { path } | yes      | Capped at 2,592,000 seconds (30 days).                             |
| `allowStacking` | boolean                                 | no       | Adds to an existing active modifier instead of rejecting the step. |
| `targetUserId`  | string or { path }                      | no       | Cross-user write target.                                           |

## Example

```json
{
  "id": "01H8XGJVBWX7Y5Z3K9M2N4P6Q1",
  "type": "modify_stat",
  "stat": "multiplier",
  "factor": "2",
  "duration": "3600"
}
```