Battle BG Tile Formation
| Offset | $E71928 |
| Length | 2048 bytes |
| $00 | Tile Index | |
| $01 | First bit of tileset ID (0 to 2) | |
| $FE | Tile ID (1-127) | |
| $01 | Misc byte | |
| $01 | Vertical Flip | |
| $02 | Horizontal Flip | |
| $04 | ? | |
| $08 | ? | |
| $30 | Palette ID (0 to 2) | |
| $40 | ? | |
| $80 | Second bit of tileset ID (0 to 2) | |