and stacking trick shot + defensive tumble puts tumble charge timer at 7sec which is noticeably better for tumble enthusiastsAnd keep in mind that if you also tumble for defensive purposes, you get the RP as an added bonus for something that you'd be doing regardless.
Also if you're just starting an encounter you can tumble in and just start with it for free.And keep in mind that if you also tumble for defensive purposes, you get the RP as an added bonus for something that you'd be doing regardless.