diff --git a/parts/modes/dig_eff_100l.lua b/parts/modes/dig_eff_100l.lua
new file mode 100644
index 00000000..3fdb9872
--- /dev/null
+++ b/parts/modes/dig_eff_100l.lua
@@ -0,0 +1,21 @@
+return{
+    env={
+        pushSpeed=6,
+        eventSet='dig_100l',
+        bg='bg2',bgm='way',
+    },
+    score=function(P)return{P.stat.time,P.stat.piece}end,
+    scoreDisp=function(D)return STRING.time(D[1]).."   "..D[2].." Pieces"end,
+    comp=function(a,b)return a[1]<b[1]or a[1]==b[1]and a[2]<b[2]end,
+    getRank=function(P)
+        if P.stat.dig<100 then return end
+        local P=P.stat.piece
+        return
+        P<=260 and 5 or
+        P<=320 and 4 or
+        P<=420 and 3 or
+        P<=520 and 2 or
+        P<=620 and 1 or
+        0
+    end,
+}
diff --git a/parts/modes/dig_eff_10l.lua b/parts/modes/dig_eff_10l.lua
new file mode 100644
index 00000000..863a44f8
--- /dev/null
+++ b/parts/modes/dig_eff_10l.lua
@@ -0,0 +1,21 @@
+return{
+    env={
+        pushSpeed=6,
+        eventSet='dig_10l',
+        bg='bg1',bgm='way',
+    },
+    score=function(P)return{P.stat.time,P.stat.piece}end,
+    scoreDisp=function(D)return STRING.time(D[1]).."   "..D[2].." Pieces"end,
+    comp=function(a,b)return a[1]<b[1]or a[1]==b[1]and a[2]<b[2]end,
+    getRank=function(P)
+        if P.stat.dig<10 then return end
+        local P=P.stat.piece
+        return
+        P<=12 and 5 or
+        P<=18 and 4 or
+        P<=25 and 3 or
+        P<=30 and 2 or
+        P<=40 and 1 or
+        0
+    end,
+}
diff --git a/parts/modes/dig_eff_400l.lua b/parts/modes/dig_eff_400l.lua
new file mode 100644
index 00000000..a8d93e86
--- /dev/null
+++ b/parts/modes/dig_eff_400l.lua
@@ -0,0 +1,21 @@
+return{
+    env={
+        pushSpeed=6,
+        eventSet='dig_400l',
+        bg='bg2',bgm='way',
+    },
+    score=function(P)return{P.stat.time,P.stat.piece}end,
+    scoreDisp=function(D)return STRING.time(D[1]).."   "..D[2].." Pieces"end,
+    comp=function(a,b)return a[1]<b[1]or a[1]==b[1]and a[2]<b[2]end,
+    getRank=function(P)
+        if P.stat.dig<400 then return end
+        local P=P.stat.piece
+        return
+        P<=1200 and 5 or
+        P<=1400 and 4 or
+        P<=1500 and 3 or
+        P<=1800 and 2 or
+        P<=2000 and 1 or
+        0
+    end,
+}
diff --git a/parts/modes/dig_eff_40l.lua b/parts/modes/dig_eff_40l.lua
new file mode 100644
index 00000000..32334171
--- /dev/null
+++ b/parts/modes/dig_eff_40l.lua
@@ -0,0 +1,21 @@
+return{
+    env={
+        pushSpeed=6,
+        eventSet='dig_40l',
+        bg='bg1',bgm='way',
+    },
+    score=function(P)return{P.stat.time,P.stat.piece}end,
+    scoreDisp=function(D)return STRING.time(D[1]).."   "..D[2].." Pieces"end,
+    comp=function(a,b)return a[1]<b[1]or a[1]==b[1]and a[2]<b[2]end,
+    getRank=function(P)
+        if P.stat.dig<40 then return end
+        local P=P.stat.piece
+        return
+        P<=80 and 5 or
+        P<=100 and 4 or
+        P<=120 and 3 or
+        P<=160 and 2 or
+        P<=220 and 1 or
+        0
+    end,
+}