Swallowtail Butterspy
Swallowtail Butterspy
Passcode: 79972330 Card Database: 10036
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.
TCG: Unlimited
OCG: Unlimited
MD: Unlimited
Archetypes
Sets

OCG - Galactic Overlord
GAOV-JP013 Common 2012-02-18
TCG - Galactic Overlord
GAOV-EN013 Common 2012-05-08
MD - Legacy Pack
N 2022-01-19
TCG - War of the Giants Reinforcements
WGRT-EN047 Common 2014-01-17
TCG - War of the Giants: Round 2
BPW2-EN047 Common 2014-01-17
Related Effects
Monster stat or field manipulation