Imperial Set Combos BIS (#3166)

* Follow up https://github.com/rathena/rathena/commit/87e7e8891b741bdd3d018a5bcd520e04ee70e63f

- combo 18823:19246 : value for bResEff should be 10000 to immune the status
- combo 18823:28372 : according to the description the cast reduction is 2s
- item Imperial_Feather : according to the description of ID 18823 the bonus apply when base agi is 108 too

* Reverted combo 18823:28372 to match the database value, thanks to @aleos89 !

db/re/item_combo_db.txt

@@ -509,7 +509,7 @@
 18563:18564,{ bonus bFixedCastrate,-10; }
 18776:20710,{ bonus bBaseAtk,10; }
 18776:22015,{ bonus bMatk,20; }
-18823:19246,{ .@atk = 40; .@aspd = 3; .@dmg = 2; .@agi = readparam(bAgi); if (.@agi > 107) { .@atk += 60; .@aspd += 5; .@dmg += 2; } if (.@agi > 119) { .@atk += 80; .@aspd += 7; .@dmg += 4; } bonus bBaseAtk,.@atk; bonus bAspdRate,.@aspd; bonus2 bSubRace,RC_Player,.@dmg; bonus2 bResEff,Eff_Blind,100; bonus2 bResEff,Eff_Silence,100; }
+18823:19246,{ .@atk = 40; .@aspd = 3; .@dmg = 2; .@agi = readparam(bAgi); if (.@agi > 107) { .@atk += 60; .@aspd += 5; .@dmg += 2; } if (.@agi > 119) { .@atk += 80; .@aspd += 7; .@dmg += 4; } bonus bBaseAtk,.@atk; bonus bAspdRate,.@aspd; bonus2 bSubRace,RC_Player,.@dmg; bonus2 bResEff,Eff_Blind,10000; bonus2 bResEff,Eff_Silence,10000; }
 18823:28372,{ bonus2 bSkillVariableCast,"CR_GRANDCROSS",-1500; bonus2 bSkillAtk,"LG_RAYOFGENESIS",BaseLevel/30 + BaseLevel; bonus2 bSkillUseSP,"LG_RAYOFGENESIS",-10; }
 18823:28551,{ bonus2 bSkillDelay,"LG_OVERBRAND",-2000; bonus bLongAtkRate,getskilllv("LG_CANNONSPEAR") * 2; bonus bLongAtkRate,getskilllv("LG_OVERBRAND") * 2; bonus2 bSkillAtk,"LG_CANNONSPEAR",30; bonus2 bSkillAtk,"LG_OVERBRAND",20; }
 18867:1720,{ bonus bLongAtkRate,3+(getequiprefinerycnt(EQI_HAND_R) > 6 ? 5:0); }

db/re/item_db.txt

@@ -9817,7 +9817,7 @@
 18819,Blue_Pencil_In_Mouth,Blue Pencil In Mouth,4,20,,100,,0,,0,0xFFFFFFFF,63,2,1,,0,0,932,{ bonus bUnbreakableHelm; bonus bHit,3; },{},{}
 18820,Gray_Helmet,Gray Helmet,4,20,,450,,35,,1,0xFFFFFFFF,56,2,256,,120,1,941,{ bonus2 bSubEle,Ele_Holy,3+getrefine()/2; },{},{}
 18821,Rainbow_Feather_Deco,Rainbow Feather Deco,4,20,,300,,5,,1,0xFFFFFFFF,63,2,256,,1,1,934,{ bonus2 bAddClass,Class_All,1; bonus bMatkRate,1; },{},{}
-18823,Imperial_Feather,Imperial Feather,4,10,,500,,,,0,0xFFFFFFFF,63,2,512,,70,1,935,{ bonus bAspdRate,1; bonus2 bSubEle,Ele_Wind,5; if(readparam(bAgi)>108){ bonus bAspd,1; bonus bAspdRate,1; } },{},{}
+18823,Imperial_Feather,Imperial Feather,4,10,,500,,,,0,0xFFFFFFFF,63,2,512,,70,1,935,{ bonus bAspdRate,1; bonus2 bSubEle,Ele_Wind,5; if(readparam(bAgi)>107){ bonus bAspd,1; bonus bAspdRate,1; } },{},{}
 18827,Valkyrie_Circlet,Valkyrie Circlet,4,0,,300,,10,,1,0xFFFFFFFF,63,2,256,,,1,940,{ bonus bStr,3; bonus2 bAddEle,Ele_Dark,10; bonus2 bAddRace,RC_Demon,10; },{},{}
 18828,2012RMSCNO1,2012 RWC Winners Helmet,4,1000,,1000,,20,,1,0xFFFFFFFF,63,2,256,,60,1,942,{ bonus bAllStats,5; bonus bMdef,5; bonus bSpeedAddRate,10; skill "AL_TELEPORT",1; bonus bUnbreakableHelm; },{},{}
 18829,2012RMSCNO2,2012 RWC Runners-Up Helmet,4,1000,,1000,,20,,1,0xFFFFFFFF,63,2,256,,60,1,943,{ bonus bAllStats,4; bonus bMdef,5; bonus bSpeedAddRate,10; skill "AL_TELEPORT",1; bonus bUnbreakableHelm; },{},{}