Goat format ruling
Dimension Jar
Card effect (current official text)FLIP: Both players can remove from play up to 3 monsters from their opponent's Graveyard.
Rulings
- You can use Dimension Jar's effect for zero to three cards, so even if your opponent has less than 3 monsters in his GY you can still use Dimension Jar's effect.
- When Kycoo the Ghost Destroyer is on the field and Dimension Jar is activated, the controller of Kycoo the Ghost Destroyer can remove his/her opponent's cards in the GY from play.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Goat forum — sourced change requests get reviewed.