Expanded space used by ZScream as of 02/28/2025

Addresses are PC unless stated otherwise.

ZS reserves everything up to 1.5MB or up to 0x150000
And an additional 3 banks at the end of the 2.0MB 0x1E8000 to 0x1FFFFF

0x100000 - 0x107FFF: 1 Bank
    Nothing?

0x108000 - 0x10FFFF: 1 Bank
    Title screen data
    Dungeon map data

0x110000 - 0x117FFF: 1 Bank
    Default room header location
    Seems to have been some old dungeon object data expansion but that has since been moved.

0x118000 - 0x11FFFF: 1 Bank
    Seems to have been some old dungeon object data expansion but that has since been moved.

0x120000 - 0x127FFF: 1 Bank
    Expanded overlay data

0x128000 - 0x12FFFF: 1 Bank
    Custom collision data

0x130000 - 0x137FFF: 1 Bank
    Overworld map data overflow

0x138000 - 0x13FFFF: 1 Bank
    Expanded Dungeon object data

0x140000 - 0x147FFF: 1 Bank
    Custom overworld data

0x148000 - 0x14FFFF: 1 Bank
    Expanded Dungeon object data

0x1E0000 - 0x1E7FFF: 1 Bank
    Custom ASM Patches

0x1E8000 - 0x1EFFFF: 1 Bank
    Expanded Tile16 space

0x1F0000 - 0x1FFFFF: 2 Banks
    Edpanded Tile32 space