diff --git a/lib/uplot/command.rb b/lib/uplot/command.rb
index ad2b846..b3172a7 100644
--- a/lib/uplot/command.rb
+++ b/lib/uplot/command.rb
@@ -158,40 +158,34 @@ module Uplot
       UnicodePlot.lineplot(x, y, **@params.compact)
     end
 
-    def lines(data, headers)
+    def x1_y1_y2_style(data, headers, call1, call2) # Fix method name
       data.map! { |series| series.map(&:to_f) }
       @params[:name] ||= headers[1] if headers
       @params[:xlabel] ||= headers[0] if headers
       @params[:ylim] ||= data[1..-1].flatten.minmax
-      plot = UnicodePlot.lineplot(data[0], data[1], **@params.compact)
+      plot = UnicodePlot.public_send(call1, data[0], data[1], **@params.compact)
       2.upto(data.size - 1) do |i|
-        UnicodePlot.lineplot!(plot, data[0], data[i], name: headers[i])
+        UnicodePlot.public_send(call2, plot, data[0], data[i], name: headers[i])
       end
       plot
     end
 
+    def lines(data, headers)
+      if true # x1_y1_y2_style
+        x1_y1_y2_style(data, headers, :lineplot, :lineplot!)
+      end
+    end
+
     def scatter(data, headers)
-      data.map! { |series| series.map(&:to_f) }
-      @params[:name] ||= headers[1] if headers
-      @params[:xlabel] ||= headers[0] if headers
-      @params[:ylim] ||= data[1..-1].flatten.minmax
-      plot = UnicodePlot.scatterplot(data[0], data[1], **@params.compact)
-      2.upto(data.size - 1) do |i|
-        UnicodePlot.scatterplot!(plot, data[0], data[i], name: headers[i])
+      if true # x1_y1_y2_style
+        x1_y1_y2_style(data, headers, :scatterplot, :scatterplot!)
       end
-      plot
     end
 
     def density(data, headers)
-      data.map! { |series| series.map(&:to_f) }
-      @params[:name] ||= headers[1] if headers
-      @params[:xlabel] ||= headers[0] if headers
-      @params[:ylim] ||= data[1..-1].flatten.minmax
-      plot = UnicodePlot.densityplot(data[0], data[1], **@params.compact)
-      2.upto(data.size - 1) do |i|
-        UnicodePlot.densityplot!(plot, data[0], data[i], name: headers[i])
+      if true # x1_y1_y2_style
+        x1_y1_y2_style(data, headers, :densityplot, :densityplot!)
       end
-      plot
     end
 
     def boxplot(data, headers)