Simon Tregarth, whose own Earthly prowess had won him a throne and a witch-wife in an alien world, knew that both triumphs were precarious as long as the super-science of Kolder held a foothold on that planet. And his premonitions were right when those invaders from another dimension made their final diabolical strike for total conquest.
- ISBN10 0441878776
- ISBN13 9780441878772
- Publish Date 15 May 1983 (first published 1 January 1983)
- Publish Status Out of Stock
- Publisher Penguin Putnam Inc
- Imprint Ace Books
- Format Paperback (US Mass Market)
- Language English