Version 0.9 - Download 

 Quarrel is a level editor for the NES game, Battle City. For quite a simple game, Quarrel can edit a lot of things in the ROM:

- Can view/edit all levels including the demo level.
- Can export levels to a separate file and import them back again.
- Can edit the TSA and attributes of any of the 16 map blocks.
- Can edit the starting position of the enemy tanks, and your tanks
- Can edit the flag TSA
- Can edit the tank you start with
- Can edit the lives you start with.