no need patch, just pure skill tree   db\re\skill_tree.conf Knight: { inherit: ( "Swordsman" ); skills: { TF_HIDING: 10 KN_SPEARMASTERY: 10 KN_PIERCE: { MaxLevel: 10 KN_SPEARMASTERY: 1 } data\luafiles514\lua files\skillinfoz\skilltreeview.lub [JOBID.JT_KNIGHT] = { [0] = SKID.KN_TWOHANDQUICKEN, [1] = SKID.KN_AUTOCOUNTER, [2] = SKID.KN_RIDING, [3] = SKID.KN_SPEARMASTERY, [6] = SKID.KN_CHARGEATK, [8] = SKID.KN_BOWLINGBASH, [9] = SKID.KN_CAVALIERM