Advanced format ruling
Injection Fairy Lily
Card effect (current official text)If this card attacks or is attacked, during damage calculation (in either player's turn): You can pay 2000 LP once per battle; this card gains 3000 ATK during that damage calculation only.
Current rulings for this card are maintained by Konami.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Advanced forum — sourced change requests get reviewed.