438a3a28_es___Dungeons_and_Dragons_Wiki__Perk_Benefit
[Perk Name] Danger Close [Pro Perk Benefit] Your explosives deal an extra point of damage per damage die. [Perk Benefit] 
Increase the explosion radius of your explosives by 5ft.
CoDnD- Call of Duty 3.5 (3.5e Sourcebook)/Chapter 2: New Rules - Dungeons and Dragons Wiki
Perk Benefit