diff --git a/Semesterprojekt/src/main/java/thb/jeanluc/adventure/command/impl/UseCommand.java b/Semesterprojekt/src/main/java/thb/jeanluc/adventure/command/impl/UseCommand.java
index 642d0d6..ec9950d 100644
--- a/Semesterprojekt/src/main/java/thb/jeanluc/adventure/command/impl/UseCommand.java
+++ b/Semesterprojekt/src/main/java/thb/jeanluc/adventure/command/impl/UseCommand.java
@@ -1,6 +1,7 @@
 package thb.jeanluc.adventure.command.impl;
 
 import thb.jeanluc.adventure.command.Command;
+import thb.jeanluc.adventure.game.Combinations;
 import thb.jeanluc.adventure.game.GameContext;
 import thb.jeanluc.adventure.model.item.Item;
 
@@ -20,6 +21,10 @@ public class UseCommand implements Command {
             ctx.getIo().write("Use what?");
             return;
         }
+        if (args.size() >= 2) {
+            Combinations.tryUse(ctx, args.get(0), args.get(1));
+            return;
+        }
         String itemId = args.getFirst();
         Optional<Item> item = ctx.getPlayer().findItem(itemId);
         if (item.isEmpty()) {
@@ -34,6 +39,6 @@ public class UseCommand implements Command {
 
     @Override
     public String help() {
-        return "use <item>  -  use an item (read it, switch it on/off, ...)";
+        return "use <item>  -  use an item; or  use <item> on <item>  to combine them";
     }
 }
diff --git a/Semesterprojekt/src/test/java/thb/jeanluc/adventure/command/impl/UseCommandComboTest.java b/Semesterprojekt/src/test/java/thb/jeanluc/adventure/command/impl/UseCommandComboTest.java
new file mode 100644
index 0000000..65550d1
--- /dev/null
+++ b/Semesterprojekt/src/test/java/thb/jeanluc/adventure/command/impl/UseCommandComboTest.java
@@ -0,0 +1,65 @@
+package thb.jeanluc.adventure.command.impl;
+
+import org.junit.jupiter.api.Test;
+import thb.jeanluc.adventure.game.GameContext;
+import thb.jeanluc.adventure.io.TestIO;
+import thb.jeanluc.adventure.model.Combination;
+import thb.jeanluc.adventure.model.Player;
+import thb.jeanluc.adventure.model.Room;
+import thb.jeanluc.adventure.model.World;
+import thb.jeanluc.adventure.model.item.Item;
+import thb.jeanluc.adventure.model.item.PlainItem;
+import thb.jeanluc.adventure.model.item.SwitchableItem;
+
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+class UseCommandComboTest {
+
+    private GameContext ctx() {
+        Map<String, Item> items = new LinkedHashMap<>();
+        items.put("matches", PlainItem.builder().id("matches").name("Matches").description("d").light(false).build());
+        items.put("torch", PlainItem.builder().id("torch").name("Torch").description("d").light(false).build());
+        items.put("lit_torch", PlainItem.builder().id("lit_torch").name("Lit Torch").description("d").light(true).build());
+        SwitchableItem lamp = SwitchableItem.builder()
+                .id("lamp").name("Lamp").description("d").light(true)
+                .onText("The lamp glows.").offText("off").state(false).effects(List.of()).build();
+        items.put("lamp", lamp);
+        Combination recipe = new Combination("matches", "torch", List.of(),
+                List.of("matches", "torch"), "lit_torch", List.of(), "You light the torch.", null);
+        Room start = new Room("start", "Start", "d");
+        World w = new World(Map.of("start", start), items, Map.of(), "t", "w",
+                Map.of(), List.of(), Map.of(recipe.key(), recipe));
+        GameContext ctx = new GameContext(w, new Player(start, 0), new TestIO());
+        ctx.getPlayer().addItem(items.get("matches"));
+        ctx.getPlayer().addItem(items.get("torch"));
+        ctx.getPlayer().addItem(lamp);
+        return ctx;
+    }
+
+    @Test
+    void emptyArgsAsksWhat() {
+        GameContext ctx = ctx();
+        new UseCommand().execute(ctx, List.of());
+        assertThat(((TestIO) ctx.getIo()).allOutput()).contains("Use what?");
+    }
+
+    @Test
+    void twoArgsRoutesToCombination() {
+        GameContext ctx = ctx();
+        new UseCommand().execute(ctx, List.of("matches", "torch"));
+        assertThat(ctx.getPlayer().hasItem("lit_torch")).isTrue();
+        assertThat(((TestIO) ctx.getIo()).allOutput()).contains("light the torch");
+    }
+
+    @Test
+    void oneArgUsesItemDirectly() {
+        GameContext ctx = ctx();
+        new UseCommand().execute(ctx, List.of("lamp"));
+        assertThat(((SwitchableItem) ctx.getWorld().getItems().get("lamp")).isOn()).isTrue();
+        assertThat(((TestIO) ctx.getIo()).allOutput()).contains("lamp glows");
+    }
+}