Advanced format ruling
Buster Rancher
Card effect (current official text)Only a monster with an ATK of 1000 points or less can be equipped with this card. During damage calculation, increase the ATK of the monster equipped with this card by 2500 points if the opponent's monster that battles it is in Attack Position and its ATK is 2500 or more, OR if the opponent's monster that battles it is in Defense Position and its DEF is 2500 or more.
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.