Romulus dodges all of Sei's special damage so he can just keep tanking every NP, resulting in him getting buffed by her every 2-3 turns. He survived all the way up until the end where Waver was defeated with the some help from George. I have new-found respect for this servant.
![[FGO NA] Sei Shonagon + Waver CQ - Double Cu Setup](https://static.wikia.nocookie.net/96ba1dee-5f52-4bae-a3da-52ee8a08d701/scale-to-width/755)