feat: add Santa_Snake monster with unique attributes and update Crystal_Custard effect for consistency

Author: Morta1

data/website-data.json

@@ -21524,7 +21524,7 @@
     {
       "name": "Crystal_Custard",
       "rawName": "Crystal3",
-      "effect": "{100%_Drop_Rate_and_Exp_from_monsters",
+      "effect": "{100%_Drop_Rate_and_Class_Exp",
       "bonus": 100,
       "x": "-19",
       "y": "20",
@@ -21990,6 +21990,16 @@
       "y": "0",
       "z": "-37",
       "filler": "5"
+    },
+    {
+      "name": "Santa_Snake",
+      "rawName": "snakeR",
+      "effect": "{25%_Class_EXP,_{25%_Drop_Rate,_1.01x_Class_EXP,_and_1.01x_Drop_Rate",
+      "bonus": 25,
+      "x": "-3",
+      "y": "0",
+      "z": "-9",
+      "filler": "0"
     }
   ],
   "superbitsUpgrades": [
@@ -22967,7 +22977,7 @@
       [
         600,
         152,
-        1
+        0
       ]
     ],
     [
@@ -163965,6 +163975,29 @@
         1
       ]
     },
+    "snakeR": {
+      "Name": "Santa_Snake",
+      "AFKtype": "FIGHTING",
+      "MonsterFace": 25,
+      "MonsterOffsetX": 38,
+      "MonsterOffsetY": 36,
+      "HeightOfMonster": 32,
+      "MonsterMoving": 1,
+      "MovingFrame": 6,
+      "DeathFrame": 13,
+      "RespawnTime": 45,
+      "MonsterHPTotal": 170,
+      "Type": "G.MONSTER_TYPE",
+      "SpecialType": "_",
+      "ExpGiven": 34,
+      "ExpType": 0,
+      "Defence": 18,
+      "MoveSPEED": 5,
+      "Damages": [
+        22,
+        1
+      ]
+    },
     "crabcakeB": {
       "Name": "Mr_Blueberry",
       "AFKtype": "FIGHTING",