diff --git a/core/src/game.rs b/core/src/game.rs
index b9e70d37..102aa552 100644
--- a/core/src/game.rs
+++ b/core/src/game.rs
@@ -510,7 +510,16 @@ impl Game {
 
                     Value::ColourSkills { construct, colour, mult } => unimplemented!(),
 
-                    Value::DamageTaken { construct, colour, mult } => unimplemented!(),
+                    Value::DamageTaken { construct, colour, mult } =>
+                        resolutions.iter().fold(0, |dmg, res| match res.event {
+                            Event::Damage { construct: event_construct, amount, mitigation:_, colour: event_colour, display: _ } =>
+                                match *construct == event_construct && *colour == event_colour {
+                                    true => dmg + amount,
+                                    false => dmg,
+                                }
+                            _ => dmg,
+                        }),
+
                     // Skills { construct: Uuid, colour: Colour },
                 }
             })
@@ -1681,4 +1690,15 @@ mod tests {
 
         println!("{:?}", game.resolutions);
     }
+
+    #[test]
+    fn slay_test() {
+        let mut game = create_2v2_test_game();
+        let player_id = game.players[0].id;
+        let source = game.players[0].constructs[0].id;
+        let target = game.players[1].constructs[0].id;
+
+        game.resolve(Cast::new(source, player_id, target, Skill::Slay));
+        println!("{:#?}", game.resolutions);
+    }
 }