↖ Force VectorsCanvas overlay — hover entity to see velocity & impact force arrows. Toggle layers with the buttons top-right.↗ Hit Zone HeatmapClick a region row to highlight it on the silhouette. Injury depth shown surface→internal→structural.↙ Command QueueEvery tick's commands listed in order. Filter by entity or type with the toolbar dropdowns. Click a row to jump to that tick.↘ Spatial IndexGrid cells show entity density. Drag to pan, scroll to zoom. Bucket count shown per cell.⏸ / ⏭ — pause or single-step the demo. Speed selector sets ticks/sec.