waterworld

base = 0xA34C
maxcount = 0
enemies = {
    { id = 117509910, name = "Smoker"    },
    { id = 117513818, name = "Berserker" },
    { id = 117518154, name = "Thrasher"  },
    { id = 117521014, name = "Seeker"    },
    { id = 117534562, name = "Boat"      },
    { id = 117524248, name = "Shark"     }
}

while true do
    local count = 0
    for i=24, 218 do
        local addr = base + i * 0x48
        local id = mainmemory.read_s32_le(addr)
        for e = 1, 6 do
            local enemy = enemies[e]
            if id == enemy.id then
                gui.text(
                    -40,
                    100 + 16 * (count % 28),
                    string.format("%8X: %s", addr, enemy.name)
                )
                count = count + 1
                if count > maxcount then maxcount = count end
            end
        end
    end
    gui.text(0, 50, string.format("count:    %d\nmaxcount: %d", count, maxcount))
    emu.frameadvance()
end