is a specialized container for rendering hundreds to tens of thousands of lightweight sprites in a single draw call. Use it for particle effects, bullet patterns, or any case where you need a large number of similar-looking objects with minimal per-object overhead. Particles share a single base texture and have a restricted transform set; they are not full children. Assumes familiarity with . is a special leaf in a different sense: it contains instances in its own array and rejects normal PixiJS children. Use , not , and wrap the whole in a if you need to group it with other scene objects. Th…