Star Trek Original Series Season 1: RARE G11 Dagger of the Mind Gold Plaque Card. STAR TREK THE ORIGINAL SERIES – SEASON 1. G11 – Gold Plaque Card. RARE SHORT PRINT – “Dagger of the Mind”. The card is in Mint / Near Mint condition. All cards are sent well protected, in soft sleeves and top loaders and in a bubble mailer or cardboard box. Welcome to “THE CARD TROVE”. I have been dealing in Trading Cards in the UK for 25 years & have established a reputation of reliability, honesty & excellent Customer Service on e-bay. Please select the country you live in from the drop down menu and the charges will be displayed.