diff --git a/.sisyphus/plans/modifier-profiles-t3.md b/.sisyphus/plans/modifier-profiles-t3.md
index e488b81..8003b1c 100644
--- a/.sisyphus/plans/modifier-profiles-t3.md
+++ b/.sisyphus/plans/modifier-profiles-t3.md
@@ -471,7 +471,7 @@ Wave FINAL (4 parallel reviewers):
 
   **Commit**: `feat(engine): aura effect computation`
 
-- [ ] 29. **Playwright e2e suite (15 scenarios)**
+- [x] 29. **Playwright e2e suite (15 scenarios)**
 
   **What to do**: Create `packages/chess/e2e/custom-modifiers.spec.ts`:
   1. Open custom modifier editor from modifier profile editor
@@ -496,7 +496,7 @@ Wave FINAL (4 parallel reviewers):
 
   **Commit**: `test(e2e): custom modifier DSL vertical slice`
 
-- [ ] 30. **ADR updates — T3 Implementation Retrospective**
+- [x] 30. **ADR updates — T3 Implementation Retrospective**
 
   **Recommended Agent Profile**: `unspecified-low`
 
@@ -504,7 +504,7 @@ Wave FINAL (4 parallel reviewers):
 
   **Commit**: `docs(adr): T3 implementation retrospective`
 
-- [ ] 31. **User docs: docs/user/custom-modifiers.md**
+- [x] 31. **User docs: docs/user/custom-modifiers.md**
 
   **What to do**: New user guide:
   - What are custom modifiers?
@@ -520,7 +520,7 @@ Wave FINAL (4 parallel reviewers):
 
   **Commit**: `docs(user): custom modifier DSL user guide`
 
-- [ ] 32. **T4 forward-design document**
+- [x] 32. **T4 forward-design document**
 
   **What to do**: Create `docs/adr/T4-scripted-modifiers-design.md`:
   - Why T4 is deferred (security complexity)