Talk:Monkey D. Luffy Straw Hat Pirates: Born Again/@comment-31777595-20170812111126/@comment-94.62.146.224-20170813182638

Base TS Luffy boost is 2.5 so with 2 of them, you will get 2.5*2.5=6.25.

If you use 1 TS Luffy special, you will get 4*2.5=10.

If you use both, you will get 4*4=16.

And to answer the question, yes, it stacks with class boost, orb boost and conditional boost.