G:Double Dragon 

C:Infinite Time|0505 150|Phil The Hammer|
C:Infinite Energy|03B4 100|Phil The Hammer|
C:Infinite Lives|0043  004|Phil The Hammer
C:Start With All Hearts|0040  007|Phil The Hammer
C:Gain Hearts Quickly|0042  013|Phil The Hammer|Not necessary if "all hearts" code is used.
C:Always Have Ball Bat|0396  128|Phil The Hammer|If you drop the bat, you automatically have another one, but an enemy can pick up the one you dropped. As many as you drop, the enemies can pick up! Change value to 255 for "ugly stick" when you complete an area.
C:All Enemies Die With One Knockdown, Part 1|03B5  000|Phil The Hammer|Both parts needed for codes to work.
C:All Enemies Die With One Knockdown, Part 2|03B6  000|Phil The Hammer