@article{playmate2trainingfreemulticharacteraudio, title = {Playmate2: Training-Free Multi-Character Audio-Driven Animation via Diffusion Transformer with Reward Feedback}, author = {Xingpei Ma and Shenneng Huang and Jiaran Cai and Yuansheng Guan and Shen Zheng and Hanfeng Zhao and Qiang Zhang and Shunsi Zhang}, year = {2025}, eprint = {2510.12089}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2510.12089}, }