This is a subtle but powerful palm technique, like falling leaves or calm breeze and light wind. Its essence, however, is extremely tyrannical. If anyone dare underestimate it, a single strike could be fatal.,As for the Cross Shadow Killer, it's even stronger. It creates a shadowed cross and kills in the dark night sky.,Lin Feng subtly shook his head. Old Northern didn't mention this huge door to him, and it was clear that Old Northern as well as the predecessors from Cloud Sea Sect never opened this door before.。