Linked cards to the specified card are identified incorrectly. For example, in the Pentestag puzzle, monsters linked to Pentestag fail to inflict piercing battle damage.
Specifically, a mistake in the implementation for Link Spells requires that a card be of TYPE_LINKand in the monster zone, rather than or (because a non-Link Spell/Trap cannot be Linked).
Linked cards to the specified card are identified incorrectly. For example, in the Pentestag puzzle, monsters linked to Pentestag fail to inflict piercing battle damage.