图多 懒得看的话可以看最后的懒人包
无被动减防 335 336
https://i.imgur.com/sgZjhDN.jpg
https://i.imgur.com/JtH9Jj8.jpg
降魔防I 372 378 有感增伤
https://i.imgur.com/143YLtV.jpg
https://i.imgur.com/Xhzc5M9.jpg
降魔防I+II 412 448 有感增伤
https://i.imgur.com/qFCwEB3.jpg
https://i.imgur.com/IYxqW9e.jpg
降魔防I+II+零式暗影 443 449 与上者差异不大 无感
两只怪一只有放零式暗影一只没放 伤害差异也不大
https://i.imgur.com/X8t29kC.jpg
https://i.imgur.com/8Lkuabo.jpg
https://i.imgur.com/1slrJwg.jpg
无被动+零式暗影 324 353 一样无感
整体还不如降魔防I
https://i.imgur.com/vgnW4ZU.jpg
https://i.imgur.com/1wgs2CS.jpg
https://i.imgur.com/vQ4jpWE.jpg
结论1：被动debuff可以叠加
零式暗影效果不知为何很不明显
新增测试2
降魔防I+II+减益强化I+II 468 480 有感增伤
https://i.imgur.com/Q4NBN5v.jpg
https://i.imgur.com/BmEhF6n.jpg
降魔防I+II+莉丝主动降防 484 487 有感增伤
https://i.imgur.com/PJGwnC9.jpg
https://i.imgur.com/j2i1HgB.jpg
https://i.imgur.com/ARFxV7Q.jpg
https://i.imgur.com/6D8kW0i.jpg
降魔防I+II+减益强化I+II+莉丝主动降防 495 484 比上面痛一点点
https://i.imgur.com/QkEfOI6.jpg
https://i.imgur.com/WD6WTiY.jpg
https://i.imgur.com/vyd45K9.jpg
https://i.imgur.com/oOWapnc.jpg
对照组 无被动+莉丝主动降防 374 380 有感增伤 约等同降魔防被动I
https://i.imgur.com/zf8uyJf.jpg
https://i.imgur.com/BBfP7in.jpg
https://i.imgur.com/nwWOoYt.jpg
https://i.imgur.com/Fcai59q.jpg
结论2：被动跟主动debuff可以叠
但实验2-2跟2-3也不知为何差异不大
懒人包：被动可以叠 被动+主动也可以叠
https://i.imgur.com/fMomNG0.png