diff --git a/horse/skill.go b/horse/skill.go
index c6323cb..34dc975 100644
--- a/horse/skill.go
+++ b/horse/skill.go
@@ -63,7 +63,28 @@ func (a Ability) String() string {
 	r = append(r, a.Type.String()...)
 	if a.Value != 0 {
 		r = append(r, ' ')
-		r = append(r, a.Value.String()...)
+		if a.Value > 0 {
+			r = append(r, '+')
+		}
+		switch a.Type {
+		case AbilityPassiveSpeed, AbilityPassiveStamina, AbilityPassivePower, AbilityPassiveGuts, AbilityPassiveWit:
+			r = append(r, a.Value.String()...)
+		case AbilityVision:
+			r = append(r, a.Value.String()...)
+			r = append(r, 'm')
+		case AbilityHP, AbilityCurrentSpeed, AbilityTargetSpeed, AbilityLaneSpeed, AbilityAccel:
+			r = append(r, (a.Value * 100).String()...)
+			r = append(r, '%')
+		case AbilityGateDelay:
+			r = append(r, a.Value.String()...)
+			r = append(r, "×"...)
+		case AbilityFrenzy:
+			r = append(r, a.Value.String()...)
+			r = append(r, 's')
+		case AbilityLaneChange:
+			r = append(r, (a.Value * 100).String()...)
+			r = append(r, "% of track width"...)
+		}
 	}
 	if a.Target != TargetSelf {
 		r = append(r, " to "...)
@@ -89,7 +110,7 @@ const (
 	AbilityPassivePower   AbilityType = 3  // Power
 	AbilityPassiveGuts    AbilityType = 4  // Guts
 	AbilityPassiveWit     AbilityType = 5  // Wit
-	AbilityGreatEscape    AbilityType = 6  // Great Escape
+	AbilityGreatEscape    AbilityType = 6  // Enable Great Escape
 	AbilityVision         AbilityType = 8  // Vision
 	AbilityHP             AbilityType = 9  // HP
 	AbilityGateDelay      AbilityType = 10 // Gate delay multiplier