1. Yeah, pretty much what I had in mind, though as a special I doubt you'd want to use it for close range.
2. I'd limit it, yeah, 1, maybe 2, but I'd think 3 (like squid beakons) would be too much.
3. Mmm, I'm normally trying to ambush myself is the thing, I use the Splash-o-Matic, thought I...