diff --git a/src/game_tab/left_panel/GameTabLeftPanel.cpp b/src/game_tab/left_panel/GameTabLeftPanel.cpp
index c7be112..3304904 100644
--- a/src/game_tab/left_panel/GameTabLeftPanel.cpp
+++ b/src/game_tab/left_panel/GameTabLeftPanel.cpp
@@ -73,6 +73,14 @@ void GameTabLeftPanel::OnPlay(wxCommandEvent &event) {
 
 void GameTabLeftPanel::SetEngineArrows(std::vector<std::string> arrows){
   engine_arrows=arrows;
+  int min_size=5, max_size=80;
+  int steps=(max_size-min_size)/arrows.size();
+  int current_size=max_size;
+  for(std::string &arrow:engine_arrows){
+    wxLogDebug("%s",arrow);
+    arrow+="#000000%"+std::to_string(current_size);
+    current_size-=steps;
+  }
   Notify(true);
 }
 
diff --git a/src/game_tab/left_panel/board/BoardCanvas.cpp b/src/game_tab/left_panel/board/BoardCanvas.cpp
index 0593cde..9c80196 100644
--- a/src/game_tab/left_panel/board/BoardCanvas.cpp
+++ b/src/game_tab/left_panel/board/BoardCanvas.cpp
@@ -413,17 +413,38 @@ void BoardCanvas::DrawBoard(wxDC &dc) {
     std::uint32_t dx = boardX + (7 - dfile) * square_width + square_width/2;
     std::uint32_t dy = boardY + drank * square_width + square_width/2;
 
-  dc.SetBrush(color_arrows);
+    // Parse arrow for metadata (maybe having a datatype is better)
+    std::uint8_t thickness=50;
+    if(arrow.size()>4){
+      std::string color="#";
+      std::string new_thickness="";
+      char key='?';
+      for(const char &c:arrow){
+        if(c=='#'||c=='%'){
+          key=c;
+          continue;
+        }else if(key=='#'){
+          color+=c;
+        } else if(key=='%'){
+          new_thickness+=c;
+        }
+      }
+      if(color.size()>1)
+        dc.SetBrush(wxColour(color));
+      if(new_thickness.size()>0)
+        thickness=(std::uint8_t)std::stoi(new_thickness);
+    } else
+      dc.SetBrush(color_arrows);
     if(((abs(drank-srank) == 2) && (abs(dfile-sfile) == 1))||
     ((abs(drank-srank) == 1) && (abs(dfile-sfile) == 2))){
       if(abs(drank-srank) == 1){
-        DrawLArrow(dc,sx,sy,dx,dy);
+        DrawLArrow(dc,sx,sy,dx,dy,false,thickness);
       }
       else {
-        DrawLArrow(dc,sx,sy,dx,dy,true);
+        DrawLArrow(dc,sx,sy,dx,dy,true,thickness);
       }
     } else {
-      DrawArrow(dc,sx,sy,dx,dy);
+      DrawArrow(dc,sx,sy,dx,dy,thickness);
     }
   }
 }
@@ -544,7 +565,7 @@ void BoardCanvas::SetClockTime(short hours, short min, short sec,
   }
 }
 
-void BoardCanvas::DrawArrow(wxDC &dc, int xsrc, int ysrc, int xdst, int ydst){
+void BoardCanvas::DrawArrow(wxDC &dc, int xsrc, int ysrc, int xdst, int ydst, std::uint8_t thickness){
   // Compute arrow length and angle
   wxPoint vect(xdst-xsrc,ydst-ysrc);
   double length=ceil(sqrt(pow(vect.x,2)+pow(vect.y,2)));
@@ -560,7 +581,6 @@ void BoardCanvas::DrawArrow(wxDC &dc, int xsrc, int ysrc, int xdst, int ydst){
   length=ceil(sqrt(pow(vect.x,2)+pow(vect.y,2)));
 
   // Compute metrics
-  std::uint8_t thickness=50;
   std::uint8_t tip_height=sqrt(3)/2*thickness;
   std::uint32_t tail_length=length-tip_height;
 
@@ -582,7 +602,7 @@ void BoardCanvas::DrawArrow(wxDC &dc, int xsrc, int ysrc, int xdst, int ydst){
   dc.DrawPolygon(4,tail);
 }
 
-void BoardCanvas::DrawLArrow(wxDC &dc, int xsrc, int ysrc, int xdst, int ydst, bool flip){
+void BoardCanvas::DrawLArrow(wxDC &dc, int xsrc, int ysrc, int xdst, int ydst, bool flip, std::uint8_t thickness){
   double X=xdst-xsrc;
   double Y=ydst-ysrc;
 
@@ -603,7 +623,6 @@ void BoardCanvas::DrawLArrow(wxDC &dc, int xsrc, int ysrc, int xdst, int ydst, b
   // Draw L shaped arrows
   if(flip){
     // Compute metrics
-    std::uint8_t thickness=50;
     double tip_height=sqrt(3)/2*thickness;
     double yoffset=Y<0 ? -thickness/4 : thickness/4; // Y tail should be longer to form a right angle (corner of tail joins)
     if(X<0){tip_height=-tip_height;}
@@ -623,7 +642,6 @@ void BoardCanvas::DrawLArrow(wxDC &dc, int xsrc, int ysrc, int xdst, int ydst, b
     dc.DrawPolygon(3,tip);
   } else {
     // Compute metrics
-    std::uint8_t thickness=50;
     double tip_height=sqrt(3)/2*thickness;
     double xoffset=X<0 ? -thickness/4 : thickness/4; // Y tail should be longer to form a right angle (corner of tail joins)
     if(Y<0){tip_height=-tip_height;}
diff --git a/src/game_tab/left_panel/board/BoardCanvas.hpp b/src/game_tab/left_panel/board/BoardCanvas.hpp
index a764fee..553994c 100644
--- a/src/game_tab/left_panel/board/BoardCanvas.hpp
+++ b/src/game_tab/left_panel/board/BoardCanvas.hpp
@@ -97,9 +97,9 @@ class BoardCanvas : public wxPanel {
   GameState gs;
 
   /// @brief Draw an arrow from a source point to a destination point on DC
-  void DrawArrow(wxDC &dc, int xsrc, int ysrc, int xdst, int ydst);
+  void DrawArrow(wxDC &dc, int xsrc, int ysrc, int xdst, int ydst, std::uint8_t thickness=50);
   /// @brief Draw an arrow with a L shape (such as knight moves)
-  void DrawLArrow(wxDC &dc, int xsrc, int ysrc, int xdst, int ydst, bool flip=false);
+  void DrawLArrow(wxDC &dc, int xsrc, int ysrc, int xdst, int ydst, bool flip=false, std::uint8_t thickness=50);
 
 public:
   BoardCanvas(wxFrame *parent);
diff --git a/src/game_tab/right_panel/LiveEngineDialog.cpp b/src/game_tab/right_panel/LiveEngineDialog.cpp
index 347c32e..0c2ecfc 100644
--- a/src/game_tab/right_panel/LiveEngineDialog.cpp
+++ b/src/game_tab/right_panel/LiveEngineDialog.cpp
@@ -105,14 +105,16 @@ void LiveEngineDialog::OnTimerTick(wxTimerEvent &event) {
   lines_list->DeleteAllItems();
   engine->SyncAfter(0);
   EngineEvaluation *eval=new EngineEvaluation();
-  for (auto const &line : engine->GetLines()) {
+  auto const &lines=engine->GetLines();
+  eval->best_lines.resize(lines.size());
+  for (auto const &line : lines) {
     long index = lines_list->InsertItem(0, std::to_string(line.first));
     std::string line_moves;
     for (std::string move : line.second.pv) {
       line_moves += move + " ";
     }
     if(line.second.pv.size()>0){
-      eval->best_lines.push_back(line.second.pv[0]);
+      eval->best_lines.insert(eval->best_lines.begin()+line.first,line.second.pv[0]);
     }
     std::string cp_str = std::to_string(line.second.score_cp);
     if (line.second.score_cp > 0) {