Rebalance Dragon Knight 20221221 (#8077)

* Madness Crusher
- Reduces SP consumption from 68 to 55 based on level 5.
- Increases base damage from 4400%Atk to 8350%Atk based on level 5.
- Increases factor weight of POW in skill formula from 7 to 10.

* Storm Slash
- Increases cooldown from 0.3 seconds to 0.35 seconds.
- Reduces SP consumption from 60 to 55 based on level 5.
- Increases base damage from 950%Atk to 2200%Atk per hit based on level 5.
- Increases the chance to double skill damage while under Giant Growth buff from 30% to 60%.

* Hack and Slasher
- Increases base damage from 7300%Atk to 7700%Atk per hit based on level 10.
- Reduces area of effect from 9 x 9 cells to 7 x 7 cells based on level 10.
- Applies critical damage, the critical chance is the user's Cri.

Co-authored-by: Lemongrass3110 <lemongrass@kstp.at>

db/re/skill_db.yml

@@ -35121,6 +35121,7 @@ Body:
     TargetType: Attack
     DamageFlags:
       Splash: true
+      Critical: true
     Range: 2
     Hit: Multi_Hit
     HitCount: 2
@@ -35133,19 +35134,19 @@ Body:
       - Level: 3
         Area: 1
       - Level: 4
-        Area: 2
+        Area: 1
       - Level: 5
         Area: 2
       - Level: 6
         Area: 2
       - Level: 7
-        Area: 3
+        Area: 2
       - Level: 8
-        Area: 3
+        Area: 2
       - Level: 9
         Area: 3
       - Level: 10
-        Area: 4
+        Area: 3
     CastCancel: true
     AfterCastActDelay: 250
     Cooldown: 700
@@ -35182,6 +35183,7 @@ Body:
     TargetType: Attack
     DamageFlags:
       Splash: true
+      Critical: true
     Range: 2
     Hit: Multi_Hit
     HitCount: 2
@@ -35194,19 +35196,19 @@ Body:
       - Level: 3
         Area: 1
       - Level: 4
-        Area: 2
+        Area: 1
       - Level: 5
         Area: 2
       - Level: 6
         Area: 2
       - Level: 7
-        Area: 3
+        Area: 2
       - Level: 8
-        Area: 3
+        Area: 2
       - Level: 9
         Area: 3
       - Level: 10
-        Area: 4
+        Area: 3
     Requires:
       SpCost: 1
   - Id: 5210
@@ -35258,15 +35260,15 @@ Body:
     Requires:
       SpCost:
         - Level: 1
-          Amount: 36
+          Amount: 27
         - Level: 2
-          Amount: 44
+          Amount: 34
         - Level: 3
-          Amount: 52
+          Amount: 41
         - Level: 4
-          Amount: 60
+          Amount: 48
         - Level: 5
-          Amount: 68
+          Amount: 55
       Weapon:
         2hSword: true
         2hSpear: true
@@ -35331,19 +35333,19 @@ Body:
     GiveAp: 2
     CastCancel: true
     AfterCastActDelay: 500
-    Cooldown: 300
+    Cooldown: 350
     Requires:
       SpCost:
         - Level: 1
-          Amount: 40
+          Amount: 35
         - Level: 2
-          Amount: 45
+          Amount: 40
         - Level: 3
-          Amount: 50
+          Amount: 45
         - Level: 4
-          Amount: 55
+          Amount: 50
         - Level: 5
-          Amount: 60
+          Amount: 55
       Weapon:
         2hSword: true
         2hAxe: true

src/map/battle.cpp

@@ -5401,7 +5401,7 @@ static int battle_calc_attack_skill_ratio(struct Damage* wd, struct block_list *
 			break;
 		case DK_HACKANDSLASHER:
 		case DK_HACKANDSLASHER_ATK:
-			skillratio += -100 + 300 + 700 * skill_lv;
+			skillratio += -100 + 200 + 750 * skill_lv;
 			skillratio += 7 * sstatus->pow;
 			RE_LVL_DMOD(100);
 			break;
@@ -5412,7 +5412,7 @@ static int battle_calc_attack_skill_ratio(struct Damage* wd, struct block_list *
 			RE_LVL_DMOD(100);
 			break;
 		case DK_MADNESS_CRUSHER:
-			skillratio += -100 + 400 + 800 * skill_lv + 7 * sstatus->pow;
+			skillratio += -100 + 350 + 1600 * skill_lv + 10 * sstatus->pow;
 			if( sd != nullptr ){
 				int16 index = sd->equip_index[EQI_HAND_R];
 
@@ -5425,9 +5425,9 @@ static int battle_calc_attack_skill_ratio(struct Damage* wd, struct block_list *
 				skillratio *= 2;
 			break;
 		case DK_STORMSLASH:
-			skillratio += -100 + 100 + 170 * skill_lv + 5 * sstatus->pow;
+			skillratio += -100 + 200 + 400 * skill_lv + 5 * sstatus->pow;
 			RE_LVL_DMOD(100);
-			if (sc && sc->getSCE(SC_GIANTGROWTH) && rnd()%100 < 30)
+			if (sc && sc->getSCE(SC_GIANTGROWTH) && rnd_chance(60, 100))
 				skillratio *= 2;
 			break;
 		case DK_DRAGONIC_BREATH: