diff --git a/core/src/construct.rs b/core/src/construct.rs
index 82b8f2e3..b3155f54 100644
--- a/core/src/construct.rs
+++ b/core/src/construct.rs
@@ -913,6 +913,8 @@ impl Construct {
     }
 
     pub fn damage_trigger_casts(&mut self, cast: &Cast, event: &Event) -> Vec<Cast> {
+        if self.is_ko() { return vec![] }
+
         match event {
             Event::Damage { construct, colour, amount, mitigation, display: _ } => {
                 let mut casts = vec![];
diff --git a/core/src/game.rs b/core/src/game.rs
index fb3606d8..7040b95b 100644
--- a/core/src/game.rs
+++ b/core/src/game.rs
@@ -549,6 +549,8 @@ impl Game {
         let casts = match event {
             Event::Damage { construct, colour, amount, mitigation, display: _ } =>
                 self.construct_by_id(*construct).unwrap().damage_trigger_casts(cast, event),
+            // Event::Ko {} => recalculate_stats()
+            // Event::Cast {} => set_cooldown()
             _ => vec![],
         };
 
@@ -573,10 +575,10 @@ impl Game {
                     Value::Effects { construct, mult } =>
                         self.construct_by_id(*construct).unwrap().effects.len().pct(*mult),
 
-                    Value::ColourSkills { construct, colour, mult } => unimplemented!(),
-                        // self.construct_by_id(*construct).unwrap().skills.iter()
-                        //     .filter(|ce| ce.)
-                        //     .count(),
+                    Value::ColourSkills { construct, colour, mult } =>
+                        self.construct_by_id(*construct).unwrap().skills.iter()
+                            .filter(|cs| cs.)
+                            .count(),
 
                     Value::DamageTaken { construct, colour, mult } =>
                         events.iter().fold(0, |dmg, e| match e {