Book 4: PsionConcentrating on Psion characters and psionic powers, this addition to the Traveller range will literally open your mind to new possibilities. Whether you are looking to introduce psionics to the Third Imperium, add new abilities to members of the Psi Corps, or flesh out psion organisations of your own creation, this book has everything you need. Including new talents, equipment and survival techniques, it is the essential companion for every Psion.