Commando Archive

There was a post on here that claimed that it was possible, but when I replied asking how, no one ever replied -_-.

As things stand now, my grenades don't seem to affect anything other than my target, no matter how close it happens to be to other creatures.

You can using grenade power-ups.

What are they called exactly, and where can I get them?

I'm talking with a master weaponsmith right now and he has no idea **edit** to do to make an upgrade kit that increases blast raidus. Whats the name of the kit? What attributes does he experiment on?