nuclear@0: Palette allocation (32 color blocks)
nuclear@0: ------------------------------------
nuclear@0:   0 - 31 : UI
nuclear@0:  32 - 63 : enemies dark
nuclear@0:  64 - 95 : enemies light (original)
nuclear@0:  96 - 159: effects
nuclear@0: 160 - 191: dungeon dark
nuclear@0: 192 - 223: dungeon mid
nuclear@0: 224 - 255: dungeon light (original)