THE CATALYST WAR CONCLUDES! Both Nathan and Marshall are pushed to their limits by the alien force that originally forged the Radiants-but only one will do the unthinkable to emerge victorious. THE CATALYST WAR ends here-and the future of RADIANT BLAC will never be the same! Collects RADIANT BLACK #28 A and B, #29 A and B, and #30 A and B.