diff --git a/.gitignore b/.gitignore
index 84f138a..38a0c9d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,3 @@
 lua chest test
 lua movement test
-_ootmemod.lua
-_anims_seen.lua
+* - Copy*
diff --git a/Lua/boilerplate.lua b/Lua/boilerplate.lua
index a8b7e1b..c0a4e71 100755
--- a/Lua/boilerplate.lua
+++ b/Lua/boilerplate.lua
@@ -1,6 +1,8 @@
 -- boilerplate convenience functions
 -- TODO: respect little endian consoles too
 
+require "extra"
+
 local mm = mainmemory
 local m = memory
 m.usememorydomain("ROM")
diff --git a/Lua/data/_anims_seen.lua b/Lua/data/_anims_seen.lua
new file mode 100644
index 0000000..060365b
--- /dev/null
+++ b/Lua/data/_anims_seen.lua
@@ -0,0 +1,180 @@
+return {
+	[53096] = true,
+	[53104] = true,
+	[53216] = true,
+	[53224] = true,
+	[53352] = true,
+	[53384] = true,
+	[53392] = true,
+	[53400] = true,
+	[53416] = true,
+	[53448] = true,
+	[53456] = true,
+	[53464] = true,
+	[53480] = true,
+	[53488] = true,
+	[53568] = true,
+	[53576] = true,
+	[54024] = true,
+	[54208] = true,
+	[54224] = true,
+	[54344] = true,
+	[54352] = true,
+	[54424] = true,
+	[54432] = true,
+	[54488] = true,
+	[54688] = true,
+	[54696] = true,
+	[54704] = true,
+	[54936] = true,
+	[54944] = true,
+	[54952] = true,
+	[55072] = true,
+	[55080] = true,
+	[55088] = true,
+	[55152] = true,
+	[55168] = true,
+	[55176] = true,
+	[55184] = true,
+	[55208] = true,
+	[55224] = true,
+	[55232] = true,
+	[55240] = true,
+	[55280] = true,
+	[55296] = true,
+	[55384] = true,
+	[55400] = true,
+	[55416] = true,
+	[55440] = true,
+	[55448] = true,
+	[55472] = true,
+	[55496] = true,
+	[55512] = true,
+	[55576] = true,
+	[55584] = true,
+	[55592] = true,
+	[55600] = true,
+	[55608] = true,
+	[55648] = true,
+	[55688] = true,
+	[55696] = true,
+	[55704] = true,
+	[55712] = true,
+	[55904] = true,
+	[55912] = true,
+	[55920] = true,
+	[55928] = true,
+	[55936] = true,
+	[56000] = true,
+	[56016] = true,
+	[56024] = true,
+	[56032] = true,
+	[56040] = true,
+	[56080] = true,
+	[56088] = true,
+	[56104] = true,
+	[56256] = true,
+	[56264] = true,
+	[56304] = true,
+	[56320] = true,
+	[56328] = true,
+	[56368] = true,
+	[56384] = true,
+	[56440] = true,
+	[56448] = true,
+	[56456] = true,
+	[56464] = true,
+	[56512] = true,
+	[56536] = true,
+	[56544] = true,
+	[56552] = true,
+	[56560] = true,
+	[56568] = true,
+	[56592] = true,
+	[56600] = true,
+	[56608] = true,
+	[56616] = true,
+	[56624] = true,
+	[56752] = true,
+	[56760] = true,
+	[56864] = true,
+	[56896] = true,
+	[56904] = true,
+	[56912] = true,
+	[56936] = true,
+	[56944] = true,
+	[56952] = true,
+	[56960] = true,
+	[56968] = true,
+	[56976] = true,
+	[56992] = true,
+	[57000] = true,
+	[57016] = true,
+	[57032] = true,
+	[57040] = true,
+	[57056] = true,
+	[57064] = true,
+	[57096] = true,
+	[57104] = true,
+	[57112] = true,
+	[57120] = true,
+	[57128] = true,
+	[57136] = true,
+	[57160] = true,
+	[57168] = true,
+	[57176] = true,
+	[57184] = true,
+	[57192] = true,
+	[57200] = true,
+	[57288] = true,
+	[57296] = true,
+	[57304] = true,
+	[57312] = true,
+	[57320] = true,
+	[57344] = true,
+	[57360] = true,
+	[57384] = true,
+	[57392] = true,
+	[57408] = true,
+	[57416] = true,
+	[57424] = true,
+	[57456] = true,
+	[57480] = true,
+	[57488] = true,
+	[57496] = true,
+	[57520] = true,
+	[57528] = true,
+	[57560] = true,
+	[57568] = true,
+	[57576] = true,
+	[57584] = true,
+	[57848] = true,
+	[57856] = true,
+	[57864] = true,
+	[57872] = true,
+	[57880] = true,
+	[57896] = true,
+	[57904] = true,
+	[57920] = true,
+	[57928] = true,
+	[57944] = true,
+	[57952] = true,
+	[57968] = true,
+	[58024] = true,
+	[58032] = true,
+	[58080] = true,
+	[58120] = true,
+	[58136] = true,
+	[58144] = true,
+	[58152] = true,
+	[58168] = true,
+	[58184] = true,
+	[58280] = true,
+	[58336] = true,
+	[58344] = true,
+	[58352] = true,
+	[58360] = true,
+	[58368] = true,
+	[58384] = true,
+	[58448] = true,
+}
diff --git a/Lua/data/_ootmemod.lua b/Lua/data/_ootmemod.lua
new file mode 100644
index 0000000..4bba4ef
--- /dev/null
+++ b/Lua/data/_ootmemod.lua
@@ -0,0 +1,129 @@
+return {
+	[0] = true,
+	[1] = true,
+	[2] = true,
+	[3] = true,
+	[4] = true,
+	[5] = true,
+	[6] = true,
+	[7] = true,
+	[8] = true,
+	[10] = true,
+	[11] = true,
+	[12] = true,
+	[13] = true,
+	[14] = true,
+	[34] = true,
+	[35] = true,
+	[36] = true,
+	[37] = true,
+	[38] = true,
+	[45] = true,
+	[126] = true,
+	[129] = true,
+	[187] = true,
+	[190] = true,
+	[288] = true,
+	[289] = true,
+	[290] = true,
+	[291] = true,
+	[292] = true,
+	[293] = true,
+	[294] = true,
+	[295] = true,
+	[296] = true,
+	[297] = true,
+	[298] = true,
+	[299] = true,
+	[300] = true,
+	[301] = true,
+	[302] = true,
+	[303] = true,
+	[304] = true,
+	[305] = true,
+	[307] = true,
+	[308] = true,
+	[309] = true,
+	[532] = true,
+	[533] = true,
+	[534] = true,
+	[535] = true,
+	[575] = true,
+	[576] = true,
+	[578] = true,
+	[584] = true,
+	[591] = true,
+	[592] = true,
+	[593] = true,
+	[598] = true,
+	[599] = true,
+	[607] = true,
+	[647] = true,
+	[648] = true,
+	[651] = true,
+	[930] = true,
+	[933] = true,
+	[967] = true,
+	[968] = true,
+	[1075] = true,
+	[1349] = true,
+	[1399] = true,
+	[1400] = true,
+	[1401] = true,
+	[1409] = true,
+	[1411] = true,
+	[1412] = true,
+	[1413] = true,
+	[1416] = true,
+	[1417] = true,
+	[1443] = true,
+	[1444] = true,
+	[1445] = true,
+	[1446] = true,
+	[1447] = true,
+	[1448] = true,
+	[1719] = true,
+	[1720] = true,
+	[1728] = true,
+	[1730] = true,
+	[1735] = true,
+	[1744] = true,
+	[1745] = true,
+	[1757] = true,
+	[1758] = true,
+	[1815] = true,
+	[1818] = true,
+	[1920] = true,
+	[1921] = true,
+	[1922] = true,
+	[1923] = true,
+	[1924] = true,
+	[1925] = true,
+	[1926] = true,
+	[1927] = true,
+	[1928] = true,
+	[1929] = true,
+	[1930] = true,
+	[1931] = true,
+	[1932] = true,
+	[1933] = true,
+	[1934] = true,
+	[1935] = true,
+	[1936] = true,
+	[1937] = true,
+	[1939] = true,
+	[1940] = true,
+	[1941] = true,
+	[1943] = true,
+	[1944] = true,
+	[1965] = true,
+	[1967] = true,
+	[1968] = true,
+	[1969] = true,
+	[1981] = true,
+	[1982] = true,
+	[1983] = true,
+	[2082] = true,
+	[2096] = true,
+	[2098] = true,
+}
diff --git a/Lua/extra.lua b/Lua/extra.lua
new file mode 100644
index 0000000..68e7afb
--- /dev/null
+++ b/Lua/extra.lua
@@ -0,0 +1,38 @@
+function strpad(num, count, pad)
+    num = tostring(num)
+    return (pad:rep(count)..num):sub(#num)
+end
+
+function add_zeros(num, count)
+    return strpad(num, count - 1, '0')
+end
+
+function mixed_sorter(a, b)
+    a = type(a) == 'number' and add_zeros(a, 16) or tostring(a)
+    b = type(b) == 'number' and add_zeros(b, 16) or tostring(b)
+    return a < b
+end
+
+-- loosely based on http://lua-users.org/wiki/SortedIteration
+-- the original didn't make use of closures for who knows why
+function order_keys(t)
+    local oi = {}
+    for key in pairs(t) do
+        table.insert(oi, key)
+    end
+    table.sort(oi, mixed_sorter)
+    return oi
+end
+
+function opairs(t, cache)
+    local oi = cache and cache[t] or order_keys(t)
+    if cache then
+        cache[t] = oi
+    end
+    local i = 0
+    return function()
+        i = i + 1
+        local key = oi[i]
+        if key then return key, t[key] end
+    end
+end
diff --git a/Lua/oot memory editor monitor.lua b/Lua/oot memory editor monitor.lua
index e7c667a..5eb7d9a 100644
--- a/Lua/oot memory editor monitor.lua	
+++ b/Lua/oot memory editor monitor.lua	
@@ -3,6 +3,7 @@ require "addrs.init"
 require "classes"
 require "serialize"
 
+local fn = 'data/_ootmemod.lua'
 local blocknames = {
     'R ', 'RS', 'RO', 'RP',
     'RQ', 'RM', 'RY', 'RD',
@@ -63,12 +64,12 @@ end
 -- = 5568 bytes (0x15C0)
 me = ShortMonitor('me', A(0x210A24, 0x15C0))
 
-me.modified = deserialize('_ootmemod.lua') or {}
+me.modified = deserialize(fn) or {}
 
 while version == "O EUDB MQ" do
     me:diff()
     if me.dirty then
-        serialize(me.modified, ('_ootmemod.lua'))
+        serialize(me.modified, (fn))
         me.dirty = false
     end
     emu.frameadvance()
diff --git a/Lua/serialize.lua b/Lua/serialize.lua
index 1603d06..819d2df 100644
--- a/Lua/serialize.lua
+++ b/Lua/serialize.lua
@@ -1,7 +1,7 @@
 -- it's simple, dumb, unsafe, incomplete, and it gets the damn job done
 
 local type = type
-local pairs = pairs
+local pairs = opairs or pairs
 local tostring = tostring
 local open = io.open
 local strfmt = string.format