# Card Operations
source: https://developer.mastercard.com/benefit-allocation-service-mtls/documentation/use-cases/card-operations/index.md

### Available Operations {#available-operations}

|                                                                         Operation                                                                         |                           Description                           |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------|
| [Replace Card](https://developer.mastercard.com/benefit-allocation-service-mtls/documentation/use-cases/card-operations/card_replacement/index.md)        | Move a cardholder's active benefits to a replacement card.      |
| [Freeze/Unfreeze Card](https://developer.mastercard.com/benefit-allocation-service-mtls/documentation/use-cases/card-operations/freeze_unfreeze/index.md) | Temporarily pause or restore a cardholder's access to benefits. |

### Scenario Matrix {#scenario-matrix}

#### Replace {#replace}

|                                                                      Use Case                                                                      |         Scenario          |                     Description                      |
|----------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------|------------------------------------------------------|
| [Card Replace](https://developer.mastercard.com/benefit-allocation-service-mtls/documentation/use-cases/card-operations/card_replacement/index.md) | Card replace same segment | Replace the segment of the old card with a new card. |

#### Freeze and Unfreeze {#freeze-and-unfreeze}

|                                                                         Use Case                                                                          |   Scenario    |                  Description                  |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------|---------------|-----------------------------------------------|
| [Card Freeze/Unfreeze](https://developer.mastercard.com/benefit-allocation-service-mtls/documentation/use-cases/card-operations/freeze_unfreeze/index.md) | Card freeze   | Freeze a card so its benefits cannot be used. |
| [Card Freeze/Unfreeze](https://developer.mastercard.com/benefit-allocation-service-mtls/documentation/use-cases/card-operations/freeze_unfreeze/index.md) | Card unfreeze | Unfreeze a card so its benefits can be used.  |