製作人員與授權
Prism 依據製作者公開的開放原始碼提供這款遊戲。製作者與 Prism 並無關聯。
OpenHV 20250725
美術與音效
CC-BY-SA-4.0, CC-BY-3.0-US (Hard Vacuum, Tyrian and Iron Plague art), CC-BY-3.0, CC-BY-4.0, CC0, public domain, OFL-1.1 and GPL FreeFont fonts; 17 sound files come from or link to CC-BY-NC Freesound sounds filed as CC-BY-4.0 or CC0; see per-folder READMEs and CREDITS
