diff --git a/Source/UI/ProbabilityTable/UIProbabilityTable.cpp b/Source/UI/ProbabilityTable/UIProbabilityTable.cpp
new file mode 100644
index 00000000..d44659e2
--- /dev/null
+++ b/Source/UI/ProbabilityTable/UIProbabilityTable.cpp
@@ -0,0 +1,66 @@
+#include "UI/ProbabilityTable/UIProbabilityTable.h"
+
+#include "UI/Window/WindowBorder.h"
+
+// OFFSET: 0x00A4BFF0
+// FUNCTION: fn_16120
+template <>
+void CUIListBoxEx<ProbabilityTable::CUIItem, ProbabilityTable::CItemData>::Paint() {
+  this->ClearSurface(0xFFFF00FF);
+}
+
+// OFFSET: 0x00A4C000
+
+// OFFSET: 0x00A4C580
+
+// OFFSET: 0x00A4DC90
+// FUNCTION: fn_16195
+void CUIProbabilityTable::OnButtonClick() {
+}
+
+// OFFSET: 0x00A4E030
+// FUNCTION: fn_16198
+void CUIProbabilityTable::OnPrepareItem(ProbabilityTable::CUIItem*, const ProbabilityTable::CItemData&) {
+}
+
+namespace ProbabilityTable {
+
+// OFFSET: 0x00A4E110
+// FUNCTION: fn_16200
+void CUIItem::Paint() {
+  this->ClearSurface(this->backgroundColor);
+  this->FillRegion(0, this->geometry.height - 1, this->geometry.width, 1, 0xFFCEADA5);
+  this->FillRegion(0, 0, 1, this->geometry.height, 0xFFCEADA5);
+  this->FillRegion(232, 0, 1, this->geometry.height, 0xFFCEADA5);
+  this->FillRegion(this->geometry.width - 1, 0, 1, this->geometry.height, 0xFFCEADA5);
+}
+
+}
+
+// OFFSET: 0x00A4E180
+
+namespace ProbabilityTable {
+
+// OFFSET: 0x00A4E250
+// FUNCTION: fn_16202
+void CUIItem::Slot16() {
+  this->nameText->scrollBar->SetHidden(1);
+  this->probabilityText->scrollBar->SetHidden(1);
+}
+
+// OFFSET: 0x00A4E350
+// FUNCTION: fn_16204
+void CUIItem::Slot25(int, int) {
+}
+
+}
+
+// OFFSET: 0x00A4E360
+// FUNCTION: fn_16205
+template <>
+void CUIListBoxEx<ProbabilityTable::CUIItem, ProbabilityTable::CItemData>::UpdateScrollBar() {
+  this->scrollBar->SetTotal(this->data.size() * this->rowHeight + this->itemY);
+  this->scrollBar->SetVisible(this->geometry.height);
+  this->scrollBar->SetPosition(this->scrollBar->position);
+  this->rebind = 1;
+}
diff --git a/Source/UI/ProbabilityTable/UIProbabilityTable.h b/Source/UI/ProbabilityTable/UIProbabilityTable.h
new file mode 100644
index 00000000..03de1598
--- /dev/null
+++ b/Source/UI/ProbabilityTable/UIProbabilityTable.h
@@ -0,0 +1,48 @@
+#ifndef RAGNAROK_SOURCE_UI_PROBABILITYTABLE_UIPROBABILITYTABLE_H
+#define RAGNAROK_SOURCE_UI_PROBABILITYTABLE_UIPROBABILITYTABLE_H
+
+#include "UI/FrameSkin.h"
+#include "UI/Lists/UIListBoxTemplate.h"
+#include "UI/Text/UITextViewerControl.h"
+
+#include <cstdint>
+#include <string>
+
+namespace ProbabilityTable {
+
+class CItemData {
+public:
+  /* 0000 */ std::uint32_t color;
+  /* 0004 */ std::string name;
+  /* 001C */ int unknown_001C;
+  /* 0020 */ double probability;
+};
+
+class CUIItem : public CUIListItem {
+public:
+  void Slot16() override;
+  void Paint() override;
+  void Slot25(int x, int y) override;
+
+  /* 00E8 */ CUITextViewer* nameText;
+  /* 00EC */ CUITextViewer* probabilityText;
+  /* 00F0 */ std::uint32_t backgroundColor;
+  /* 00F4 */ unsigned char unknown_00F4[0x04];
+};
+
+}
+
+class CUIProbabilityTable : public CUIFrameWnd {
+public:
+  void Paint() override;
+
+  void OnButtonClick();
+  void OnPrepareItem(ProbabilityTable::CUIItem* item, const ProbabilityTable::CItemData& data);
+};
+
+#if defined(_WIN32) && !defined(_WIN64)
+static_assert(sizeof(ProbabilityTable::CItemData) == 0x28);
+static_assert(sizeof(ProbabilityTable::CUIItem) == 0xF8);
+#endif
+
+#endif
diff --git a/Source/UI/Quest/UIOngoingQuestInfo.cpp b/Source/UI/Quest/UIOngoingQuestInfo.cpp
index 7ef123da..6c975a9a 100644
--- a/Source/UI/Quest/UIOngoingQuestInfo.cpp
+++ b/Source/UI/Quest/UIOngoingQuestInfo.cpp
@@ -1,5 +1,19 @@
 #include "UI/Quest/UIOngoingQuestInfo.h"
 
+// OFFSET: 0x00A4FDE0
+// FUNCTION: fn_16223
+template <>
+void CUIListBoxEx<OngoingQuestInfo::CUIRewardItem, OngoingQuestInfo::CRewardItemData>::ClearItems() {
+  for (OngoingQuestInfo::CUIRewardItem* item : this->items) {
+    this->RemoveChild(item, 1);
+  }
+
+  this->items.clear();
+  this->selected = static_cast<unsigned int>(-1);
+}
+
+// OFFSET: 0x00A4FE70
+
 // OFFSET: 0x00A55650
 // FUNCTION: fn_16300
 void CUIOngoingQuestInfo::OnFirstAction() {
diff --git a/Source/UI/Quest/UIOngoingQuestInfo.h b/Source/UI/Quest/UIOngoingQuestInfo.h
index 9ff1b7fa..972b659c 100644
--- a/Source/UI/Quest/UIOngoingQuestInfo.h
+++ b/Source/UI/Quest/UIOngoingQuestInfo.h
@@ -8,6 +8,7 @@
 class CUIOngoingQuestInfo : public CUIFrameWnd {
 public:
   void OnFirstAction();
+  virtual void Slot53();
 };
 
 namespace OngoingQuestInfo {
diff --git a/data/compile.json b/data/compile.json
index e984803c..2049d914 100644
--- a/data/compile.json
+++ b/data/compile.json
@@ -764,6 +764,7 @@
   "Source/UI/Party/UIRequestJoinPartyMgr.cpp": 2,
   "Source/UI/Party/UIRequestJoinPartyWnd.cpp": 2,
   "Source/UI/PriceCommission.cpp": 2,
+  "Source/UI/ProbabilityTable/UIProbabilityTable.cpp": 2,
   "Source/UI/Quest/UIOngoingQuestInfo.cpp": 2,
   "Source/UI/Quest/UIQuestDisplay.cpp": 2,
   "Source/UI/Quest/UIRecommendedQuestInfo.cpp": 2,