D-Rank Potential? I Became a Martial God with 10,000x Returns!

Transmigrated into a brutal high-martial world, Lu Chen thought he'd dominate—until he's assigned as director of a demon-locking tower with D-rank potential. But he awakens a broken system: every gift returns 10,000 times stronger! Hand out a basic Qi pill? Get a divine Dragon Marrow Pill back. Share a mortal sword technique? Receive a heaven-tier World-Destroying Fist! While others grind for decades, Lu Chen speedruns to godhood by showering beauties and rivals alike with treasures. School beauty needs resources? Done. Ice-cold goddess wants techniques? Take them all. Arrogant young masters m…