Swallowtail Butterspy
| Name | Swallowtail Butterspy |
| Archetype | Butterspy |
| Attribute |
DARK 
|
| Level |
4
 |
| ATK / DEF | 1800 / 1200 |
| Passcode | 79972330 |
| Status (TCG) | Unlimited |
When another monster you control inflicts battle damage to your opponent: Target 1 face-up monster your opponent controls; it loses ATK equal to the battle damage inflicted.
Expansions
| 2014-01-17 | Battle Pack War of the Giants: Round 2 | BPW2-EN047 |
|
| 2014-01-17 | Battle Pack War of the Giants Reinforcements | WGRT-EN047 |
|
| 2012-05-08 | Galactic Overlord | GAOV-EN013 |
|