You:
The weapon and shield you have equipped will rust.
Enemies:
Their defense will be reduced to 0.
Shiren 1 DS:Rusty Trap
| Rusty Trap サビのワナ | |
|---|---|
| Information | |
| Generates | Infinite |
| Uses | 7 - 10 |
The Rusty Trap (Japanese: サビのワナ) is a Trap in Mystery Dungeon: Shiren the Wanderer.
Effect
Shiren
If they are not 

Equipping a Rustless Armband will prevent the rusting of any equipment.
Monsters
Will have their defense reduced to 0, except if they are a Green Slime Family Monster, Inferno Family Monster or a Baby Tank to Cranky Tank.
Green Slime Family
Will increase in level by 1. Nothing will happen to Red Slimes (level 4).
Inferno Family
Will take 100 damage which will instantly defeat most levels of Infernos.
Baby Tank Family, Popster Tank Family
Instead of being reduced to 0, the defense of Baby Tanks up to Cranky Tanks will only be halved, but as well as this, their movement speed is also decreased by one level.
| Stepped on Baby Tank's defenses and speed were halved. |
Double Speed:Double Attack → Double Speed:Single Attack → Normal → Slow
Number of Uses
A naturally generated Rusty Trap can be triggered infinite times, though a trap placed down as a Trap Master will disappear after 7 - 10 uses by Monsters.
When successfully throwing a Rusty Trap at an entity, it will be used and disappear.
For extended strategy, see: Trap Strategy.
Locations
| Dungeon | Road to the Hamlet | Table Mountain | Tainted Path | Ceremonial Cave | Ravine of the Dead | Kitchen God | Scroll Cave | Final Puzzle |
|---|---|---|---|---|---|---|---|---|
| Floors | ✗ | 8 - 14
17 - 25 |
31 - 99 | 1 - 9
13 - 30 |
✗ | 6 - 99 | 1 - 99 | 6 - 99 |

