If an opponent knows what’s coming they can use this knowledge against you regardless of how well you know the mechanics.
This is where the idea of curriculums and one size fits all postures fall short. Don’t get me wrong, these things are wonderful if framed as tools designed to help people begin crawling on the road towards Jiu-Jitsu self-discovery.
Application: Referencing preceding posts, if you training partner thinks you’re going to guillotine, front headlock and spin behind. If they think you’re going to take their back, guillotine. Simple idea I know, but it represents the beginning of the art.