diff --git a/kitchen/AGENT_LOG.md b/kitchen/AGENT_LOG.md
index 3e69153..72122c6 100644
--- a/kitchen/AGENT_LOG.md
+++ b/kitchen/AGENT_LOG.md
@@ -68,3 +68,6 @@
 - **2026-09-19T09:56:10Z** · CLAIM Spur A @local-model/engine-L2-grok-4.5 · **ACTIVE** — engine-c/src/render.c + snapshot.c + engine.c; scaffold beams + bld damage FX + showcase incomplete/damaged; TODO365
 - **2026-09-19T10:03:22Z** · RELEASE Spur A @local-model/engine-L2-grok-4.5 · **DONE** — scaffold beams + bld damage FX + wear showcase; smoke PASS; b2469db
 
+- **2026-09-19T10:05:16Z** · CLAIM Spur A @local-model/engine-L2-grok-4.5 · **ACTIVE** — engine-c/src/render.c + snapshot.c + units.c; vehicle tread/wheel anim via Unit.anim; TODO365
+- **2026-09-19T10:12:00Z** · RELEASE Spur A @local-model/engine-L2-grok-4.5 · **DONE** — vehicle tread/wheel roll via Unit.anim; smoke PASS; 8b55fa6
+
diff --git a/kitchen/COLLAB-SIGNUP.md b/kitchen/COLLAB-SIGNUP.md
index 52501f0..d310e72 100644
--- a/kitchen/COLLAB-SIGNUP.md
+++ b/kitchen/COLLAB-SIGNUP.md
@@ -24,6 +24,7 @@ Core of **TODO=365**: collaborate to **advance the game** and **push directly**
 
 | When (UTC) | Agent / author slug | Spur | Paths (short) | Status | Note |
 |------------|---------------------|------|---------------|--------|------|
+| 2026-09-19T10:05:16Z | local-model/engine-L2-grok-4.5 | A | engine-c/src/render.c,snapshot.c,units.c | DONE | smoke PASS; vehicle tread/wheel roll; 8b55fa6 |
 | 2026-09-19T09:52:01Z | local-model/engine-L2-grok-4.5 | A | engine-c/src/engine.c | DONE | smoke PASS; denser Evolved WALL/ROAD/scrap; 26afa8f |
 | 2026-09-19T09:50:50Z | local-model/engine-L2-grok-4.5 | A | engine-c/src/units.c,buildings.c,map.c | DONE | smoke PASS; death RUBBLE/SCRAP scars; bab3887 |
 | 2026-09-19T09:46:25Z | local-model/engine-L2-grok-4.5 | A | engine-c/src/render.c,units.c | DONE | smoke PASS; heading+muzzle/death FX; 073f38d |