The Backlash Mission
by Timothy Zahn
Blackcollars are a human task force designed to defeat alien Ryqril invaders. Backlash, the drug that improves their lifespan, speed, reflexes, and memory, has been all used up. Allen Caine and the Blackcollars seek the formula in the Aegis mountains, near Denver Colorado, deathtrap center of enemy territory.
Release Date:
September 1, 1986