You cannot activate "Keldo"'s effect when there are not at least 2 cards in your opponent's Graveyard.
The owner of the Deck shuffles it and the controller of "Keldo" cuts the Deck.
You cannot activate "Keldo"'s effect when there are not at least 2 cards in your opponent's Graveyard.
The owner of the Deck shuffles it and the controller of "Keldo" cuts the Deck.