The Rusty Dagger is a collectible item that appears in Sonic and the Black Knight.
The Rusty Dagger is a standard dagger. It has a dark brown rusty hilt with a upward curved cross-guard and a round pommel. The blade itself, while slightly silver, is covered in spots of rust. According to its profile, it was originally a steel dagger, but it has since rusted.
In gameplay, the player can collect the Rusty Dagger by defeating enemies during different Missions in certain areas. For then to obtain it, the player must use the ID points earned from completing the Mission where the Rusty Dagger was picked up to identify it on the identification screen. The Rusty Dagger is needed to craft the following swords:
|ID Point Price||2|
|Location||Camelot Castle, Deep Woods (dropped by enemies), Titanic Plain (dropped by enemies)|
- Despite being described as a rusty version of the Steel Dagger, the Rusty Dagger's shape is very different from it.