diff --git a/Simulator/ActionStates.cs b/Simulator/ActionStates.cs
index 8cd429d..4c08f1b 100644
--- a/Simulator/ActionStates.cs
+++ b/Simulator/ActionStates.cs
@@ -28,4 +28,7 @@ public struct ActionStates
 
         Observed = action == ActionType.Observe;
     }
+
+    public override readonly string ToString() =>
+        $"ActionStates {{ TouchComboIdx = {TouchComboIdx}, CarefulObservationCount = {CarefulObservationCount}, UsedHeartAndSoul = {UsedHeartAndSoul}, Observed = {Observed} }}";
 }
diff --git a/Simulator/Effects.cs b/Simulator/Effects.cs
index 71e025a..f97e20f 100644
--- a/Simulator/Effects.cs
+++ b/Simulator/Effects.cs
@@ -113,4 +113,7 @@ public struct Effects
         if (Manipulation > 0)
             Manipulation--;
     }
+
+    public override readonly string ToString() =>
+        $"Effects {{ InnerQuiet = {InnerQuiet}, WasteNot = {WasteNot}, Veneration = {Veneration}, GreatStrides = {GreatStrides}, Innovation = {Innovation}, FinalAppraisal = {FinalAppraisal}, WasteNot2 = {WasteNot2}, MuscleMemory = {MuscleMemory}, Manipulation = {Manipulation}, HeartAndSoul = {HeartAndSoul} }}";
 }
diff --git a/Simulator/SimulationInput.cs b/Simulator/SimulationInput.cs
index 075612d..1e7c2e0 100644
--- a/Simulator/SimulationInput.cs
+++ b/Simulator/SimulationInput.cs
@@ -38,4 +38,7 @@ public sealed class SimulationInput
     }
 
     public Condition[] AvailableConditions => ConditionUtils.GetPossibleConditions(Recipe.ConditionsFlag);
+
+    public override string ToString() =>
+        $"SimulationInput {{ Stats = {Stats}, Recipe = {Recipe}, Random = {Random}, StartingQuality = {StartingQuality}, BaseProgressGain = {BaseProgressGain}, BaseQualityGain = {BaseQualityGain} }}";
 }
diff --git a/Simulator/SimulationState.cs b/Simulator/SimulationState.cs
index 126ea30..abda432 100644
--- a/Simulator/SimulationState.cs
+++ b/Simulator/SimulationState.cs
@@ -42,4 +42,7 @@ public struct SimulationState
         ActionCount = 0;
         ActionStates = new();
     }
+
+    public override readonly string ToString() =>
+        $"SimulationState {{ Input = {Input}, ActionCount = {ActionCount}, StepCount = {StepCount}, Progress = {Progress}, Quality = {Quality}, Durability = {Durability}, CP = {CP}, Condition = {Condition}, ActiveEffects = {ActiveEffects}, ActionStates = {ActionStates} }}";
 }
diff --git a/Simulator/Simulator.cs b/Simulator/Simulator.cs
index 5abd80c..7ee8fc9 100644
--- a/Simulator/Simulator.cs
+++ b/Simulator/Simulator.cs
@@ -39,6 +39,11 @@ public class Simulator
         State = state;
     }
 
+    public void SetState(SimulationState state)
+    {
+        State = state;
+    }
+
     public (ActionResponse Response, SimulationState NewState) Execute(SimulationState state, ActionType action)
     {
         State = state;