diff --git a/src/app/Console/Commands/DiscountsCommand.php b/src/app/Console/Commands/DiscountsCommand.php
index ad469186..8fc87112 100644
--- a/src/app/Console/Commands/DiscountsCommand.php
+++ b/src/app/Console/Commands/DiscountsCommand.php
@@ -1,12 +1,35 @@
 <?php
 
 namespace App\Console\Commands;
 
 use App\Console\ObjectListCommand;
 
+/**
+ * List discounts.
+ *
+ * Example usage:
+ *
+ * ```
+ * $ ./artisan discounts
+ * 003f18e5-cbd2-4de8-9485-b0c966e4757d
+ * 00603496-5c91-4347-b341-cd5022566210
+ * 0076b174-f122-458a-8466-bd05c3cac35d
+ * (...)
+ * ```
+ *
+ * To include specific attributes, use `--attr` (allowed multiple times):
+ *
+ * ```
+ * $ ./artisan discounts --attr=discount --attr=description
+ * 003f18e5-cbd2-4de8-9485-b0c966e4757d 54 Custom volume discount
+ * 00603496-5c91-4347-b341-cd5022566210 30 Developer Discount
+ * 0076b174-f122-458a-8466-bd05c3cac35d 100 it's me
+ * (...)
+ * ```
+ */
 class DiscountsCommand extends ObjectListCommand
 {
     protected $objectClass = \App\Discount::class;
     protected $objectName = 'discount';
     protected $objectTitle = null;
 }
diff --git a/src/app/Console/Commands/Scalpel/Discount/MergeCommand.php b/src/app/Console/Commands/Scalpel/Discount/MergeCommand.php
new file mode 100644
index 00000000..912d7665
--- /dev/null
+++ b/src/app/Console/Commands/Scalpel/Discount/MergeCommand.php
@@ -0,0 +1,95 @@
+<?php
+
+namespace App\Console\Commands\Scalpel\Discount;
+
+use Illuminate\Console\Command;
+
+/**
+ * Merge one discount (source) with another discount (target), and delete the source discount.
+ *
+ * This command re-associates the wallets that are discounted with the source discount to become discounted with the
+ * target discount.
+ *
+ * Optionally, update the description of the target discount.
+ *
+ * You are not allowed to merge discounts that have different discount rates.
+ *
+ * This command makes it feasible to merge existing discounts like the ones that are 100% and described as
+ * "It's us..", "it's us", "This is us", etc.
+ *
+ * Example usage:
+ *
+ * ```
+ * $ ./artisan scalpel:discount:merge \
+ * > 158f660b-e992-4fb9-ac12-5173b5f33807 \
+ * > 62af659f-17d8-4527-87c1-c69eaa26653c \
+ * > --description="Employee discount"
+ * ```
+ */
+class MergeCommand extends Command
+{
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'scalpel:discount:merge {source} {target} {--description*}';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Merge one discount in to another discount, ' .
+                             'optionally set the description, and delete the source discount';
+
+    /**
+     * Create a new command instance.
+     *
+     * @return void
+     */
+    public function __construct()
+    {
+        parent::__construct();
+    }
+
+    /**
+     * Execute the console command.
+     *
+     * @return mixed
+     */
+    public function handle()
+    {
+        $source = \App\Discount::find($this->argument('source'));
+
+        if (!$source) {
+            $this->error("No such source discount: {$source}");
+            return 1;
+        }
+
+        $target = \App\Discount::find($this->argument('target'));
+
+        if (!$target) {
+            $this->error("No such target discount: {$target}");
+            return 1;
+        }
+
+        if ($source->discount !== $target->discount) {
+            $this->error("Can't merge two discounts that have different rates");
+            return 1;
+        }
+
+        foreach ($source->wallets as $wallet) {
+            $wallet->discount = $target;
+            $wallet->timestamps = false;
+            $wallet->save();
+        }
+
+        if ($this->option('description')) {
+            $target->{'description'} = $this->option('description');
+            $target->save();
+        }
+
+        $source->delete();
+    }
+}
diff --git a/src/app/Console/Commands/Scalpel/Discount/UpdateCommand.php b/src/app/Console/Commands/Scalpel/Discount/UpdateCommand.php
new file mode 100644
index 00000000..b87aa4bb
--- /dev/null
+++ b/src/app/Console/Commands/Scalpel/Discount/UpdateCommand.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Console\Commands\Scalpel\Discount;
+
+use App\Console\ObjectUpdateCommand;
+
+class UpdateCommand extends ObjectUpdateCommand
+{
+    protected $commandPrefix = 'scalpel';
+    protected $objectClass = \App\Discount::class;
+    protected $objectName = 'discount';
+    protected $objectTitle = null;
+}
+
diff --git a/src/app/Console/ObjectUpdateCommand.php b/src/app/Console/ObjectDeleteCommand.php
similarity index 86%
copy from src/app/Console/ObjectUpdateCommand.php
copy to src/app/Console/ObjectDeleteCommand.php
index 3fb09701..911f1c23 100644
--- a/src/app/Console/ObjectUpdateCommand.php
+++ b/src/app/Console/ObjectDeleteCommand.php
@@ -1,98 +1,93 @@
 <?php
 
 namespace App\Console;
 
+use Illuminate\Database\Eloquent\SoftDeletes;
 use Illuminate\Support\Facades\Schema;
 
 /**
  * This abstract class provides a means to treat objects in our model using CRUD.
  */
-abstract class ObjectUpdateCommand extends ObjectCommand
+abstract class ObjectDeleteCommand extends ObjectCommand
 {
     public function __construct()
     {
-        $this->description = "Update a {$this->objectName}";
+        $this->description = "Delete a {$this->objectName}";
         $this->signature = sprintf(
-            "%s%s:update {%s}",
+            "%s%s:delete {%s}",
             $this->commandPrefix ? $this->commandPrefix . ":" : "",
             $this->objectName,
             $this->objectName
         );
 
         $class = new $this->objectClass();
 
         try {
             foreach (Schema::getColumnListing($class->getTable()) as $column) {
                 if ($column == "id") {
                     continue;
                 }
 
                 $this->signature .= " {--{$column}=}";
             }
         } catch (\Exception $e) {
             \Log::error("Could not extract options: {$e->getMessage()}");
         }
 
         $classes = class_uses_recursive($this->objectClass);
 
-        if (in_array(SoftDeletes::class, $classes)) {
-            $this->signature .= " {--with-deleted : Include deleted {$this->objectName}s}";
-        }
-
         parent::__construct();
     }
 
     public function getProperties()
     {
         if (!empty($this->properties)) {
             return $this->properties;
         }
 
         $class = new $this->objectClass();
 
         $this->properties = [];
 
         foreach (Schema::getColumnListing($class->getTable()) as $column) {
             if ($column == "id") {
                 continue;
             }
 
             if (($value = $this->option($column)) !== null) {
                 $this->properties[$column] = $value;
             }
         }
 
         return $this->properties;
     }
 
     /**
      * Execute the console command.
      *
      * @return mixed
      */
     public function handle()
     {
         $argument = $this->argument($this->objectName);
 
         $object = $this->getObject($this->objectClass, $argument, $this->objectTitle);
 
         if (!$object) {
             $this->error("No such {$this->objectName} {$argument}");
             return 1;
         }
 
         foreach ($this->getProperties() as $property => $value) {
             if ($property == "deleted_at" && $value == "null") {
                 $value = null;
             }
 
             $object->{$property} = $value;
         }
 
         $object->timestamps = false;
 
         $object->save(['timestamps' => false]);
-
-        $this->cacheRefresh($object);
     }
 }
diff --git a/src/app/Console/ObjectUpdateCommand.php b/src/app/Console/ObjectUpdateCommand.php
index 3fb09701..5633b753 100644
--- a/src/app/Console/ObjectUpdateCommand.php
+++ b/src/app/Console/ObjectUpdateCommand.php
@@ -1,98 +1,99 @@
 <?php
 
 namespace App\Console;
 
+use Illuminate\Database\Eloquent\SoftDeletes;
 use Illuminate\Support\Facades\Schema;
 
 /**
  * This abstract class provides a means to treat objects in our model using CRUD.
  */
 abstract class ObjectUpdateCommand extends ObjectCommand
 {
     public function __construct()
     {
         $this->description = "Update a {$this->objectName}";
         $this->signature = sprintf(
             "%s%s:update {%s}",
             $this->commandPrefix ? $this->commandPrefix . ":" : "",
             $this->objectName,
             $this->objectName
         );
 
         $class = new $this->objectClass();
 
         try {
             foreach (Schema::getColumnListing($class->getTable()) as $column) {
                 if ($column == "id") {
                     continue;
                 }
 
                 $this->signature .= " {--{$column}=}";
             }
         } catch (\Exception $e) {
             \Log::error("Could not extract options: {$e->getMessage()}");
         }
 
         $classes = class_uses_recursive($this->objectClass);
 
         if (in_array(SoftDeletes::class, $classes)) {
             $this->signature .= " {--with-deleted : Include deleted {$this->objectName}s}";
         }
 
         parent::__construct();
     }
 
     public function getProperties()
     {
         if (!empty($this->properties)) {
             return $this->properties;
         }
 
         $class = new $this->objectClass();
 
         $this->properties = [];
 
         foreach (Schema::getColumnListing($class->getTable()) as $column) {
             if ($column == "id") {
                 continue;
             }
 
             if (($value = $this->option($column)) !== null) {
                 $this->properties[$column] = $value;
             }
         }
 
         return $this->properties;
     }
 
     /**
      * Execute the console command.
      *
      * @return mixed
      */
     public function handle()
     {
         $argument = $this->argument($this->objectName);
 
         $object = $this->getObject($this->objectClass, $argument, $this->objectTitle);
 
         if (!$object) {
             $this->error("No such {$this->objectName} {$argument}");
             return 1;
         }
 
         foreach ($this->getProperties() as $property => $value) {
             if ($property == "deleted_at" && $value == "null") {
                 $value = null;
             }
 
             $object->{$property} = $value;
         }
 
         $object->timestamps = false;
 
         $object->save(['timestamps' => false]);
 
         $this->cacheRefresh($object);
     }
 }