diff --git a/WORKLOG.md b/WORKLOG.md
index 74d6e680..91f21879 100644
--- a/WORKLOG.md
+++ b/WORKLOG.md
@@ -29,6 +29,8 @@
 
 *CLIENT*
 
+mobile info page
+
 rework scatter
 hatred maybe
 
diff --git a/server/src/skill.rs b/server/src/skill.rs
index 0ab9f711..2c243f05 100644
--- a/server/src/skill.rs
+++ b/server/src/skill.rs
@@ -466,16 +466,6 @@ pub enum Event {
 type Resolutions = Vec<Resolution>;
 pub type Cooldown = Option<u8>;
 
-#[derive(Debug,Clone,Copy,PartialEq,Serialize,Deserialize)]
-enum EffectCategory {
-    Buff,
-    Debuff,
-
-    Constant,
-
-    Ko,
-}
-
 #[derive(Debug,Clone,Copy,PartialEq,Serialize,Deserialize)]
 pub enum Effect {
     Amplify,
@@ -632,50 +622,50 @@ impl Effect {
         }
     }
 
-    fn category(&self) -> EffectCategory {
+    fn colour(&self) -> Option<Colour> {
         match self {
             // physical
-            Effect::Stun => EffectCategory::Debuff,
-            Effect::Block => EffectCategory::Buff,
-            Effect::Buff => EffectCategory::Buff,
-            Effect::Parry => EffectCategory::Buff,
-            Effect::Vulnerable => EffectCategory::Debuff,
-            Effect::Snare => EffectCategory::Debuff,
-            Effect::Clutch => EffectCategory::Buff,
-            Effect::Taunt => EffectCategory::Buff,
+            Effect::Stun => Some(Colour::Red),
+            Effect::Block => Some(Colour::Green),
+            Effect::Buff => Some(Colour::Green),
+            Effect::Parry => Some(Colour::Green),
+            Effect::Vulnerable => Some(Colour::Red),
+            Effect::Snare => Some(Colour::Red),
+            Effect::Clutch => Some(Colour::Green),
+            Effect::Taunt => Some(Colour::Green),
 
             // magic
-            Effect::Hex => EffectCategory::Debuff,
-            Effect::Curse => EffectCategory::Debuff,
-            Effect::Banish => EffectCategory::Debuff, // todo randomise
+            Effect::Hex => Some(Colour::Blue),
+            Effect::Curse => Some(Colour::Blue),
+            Effect::Banish => None,
             // Effect::Banish => rng.gen_bool(0.5),
 
-            Effect::Slow => EffectCategory::Debuff,
-            Effect::Haste => EffectCategory::Buff,
-            Effect::Hatred => EffectCategory::Buff,
-            Effect::Reflect => EffectCategory::Buff,
-            Effect::Amplify => EffectCategory::Buff,
-            Effect::Silence => EffectCategory::Debuff,
-            Effect::Wither => EffectCategory::Debuff,
-            Effect::Purge => EffectCategory::Debuff,
+            Effect::Slow => Some(Colour::Blue),
+            Effect::Haste => Some(Colour::Green),
+            Effect::Hatred => Some(Colour::Green),
+            Effect::Reflect => Some(Colour::Green),
+            Effect::Amplify => Some(Colour::Green),
+            Effect::Silence => Some(Colour::Blue),
+            Effect::Wither => Some(Colour::Blue),
+            Effect::Purge => Some(Colour::Blue),
 
-            Effect::Corrupt => EffectCategory::Buff,
-            Effect::Corruption => EffectCategory::Debuff,
+            Effect::Corrupt => Some(Colour::Green),
+            Effect::Corruption => Some(Colour::Blue),
 
-            Effect::Hostility => EffectCategory::Buff,
+            Effect::Hostility => Some(Colour::Green),
 
             // magic
-            Effect::Impurity => EffectCategory::Buff,
-            Effect::Scatter => EffectCategory::Buff,
-            Effect::Invert => EffectCategory::Buff,
+            Effect::Impurity => Some(Colour::Green),
+            Effect::Scatter => Some(Colour::Green),
+            Effect::Invert => Some(Colour::Green),
 
             // effects over time
-            Effect::Triage => EffectCategory::Buff,
-            Effect::Decay => EffectCategory::Debuff,
-            Effect::Regen => EffectCategory::Buff,
-            Effect::Siphon => EffectCategory::Debuff,
+            Effect::Triage => Some(Colour::Green),
+            Effect::Decay => Some(Colour::Blue),
+            Effect::Regen => Some(Colour::Green),
+            Effect::Siphon => Some(Colour::Blue),
 
-            Effect::Ko => EffectCategory::Ko,
+            Effect::Ko => None,
         }
     }
 }
@@ -1864,7 +1854,13 @@ fn silence(source: &mut Construct, target: &mut Construct, mut results: Resoluti
 fn purge(source: &mut Construct, target: &mut Construct, mut results: Resolutions, skill: Skill) -> Resolutions {
     while let Some(i) = target.effects
         .iter()
-        .position(|ce| ce.effect.category() == EffectCategory::Buff) {
+        .position(|ce| {
+            if let Some(c) = ce.effect.colour() {
+                c == Colour::Green
+            } else {
+                false
+            }
+        }) {
             let ce = target.effects.remove(i);
             results.push(Resolution::new(source, target)
                 .event(Event::Removal { effect: ce.effect, construct_effects: target.effects.clone() }));
@@ -1890,7 +1886,13 @@ fn purify(source: &mut Construct, target: &mut Construct, mut results: Resolutio
     let amount = source.green_power().pct(skill.multiplier());
     while let Some(i) = target.effects
         .iter()
-        .position(|ce| ce.effect.category() == EffectCategory::Debuff) {
+        .position(|ce| {
+            if let Some(c) = ce.effect.colour() {
+                [Colour::Red, Colour::Blue].contains(&c)
+            } else {
+                false
+            }
+        }) {
             let ce = target.effects.remove(i);
             results.push(Resolution::new(source, target)
                 .event(Event::Removal { effect: ce.effect, construct_effects: target.effects.clone() })