diff --git a/mercurial/obsutil.py b/mercurial/obsutil.py
--- a/mercurial/obsutil.py
+++ b/mercurial/obsutil.py
@@ -646,3 +646,12 @@
     users = set(meta.get('user') for meta in markersmeta if meta.get('user'))
 
     return sorted(users)
+
+def markersoperations(markers):
+    """ Returns a sorted list of markers operations without duplicates
+    """
+    markersmeta = [dict(m[3]) for m in markers]
+    operations = set(meta.get('operation') for meta in markersmeta
+                     if meta.get('operation'))
+
+    return sorted(operations)
diff --git a/mercurial/templater.py b/mercurial/templater.py
--- a/mercurial/templater.py
+++ b/mercurial/templater.py
@@ -878,6 +878,23 @@
     func = lambda a, b: a % b
     return runarithmetic(context, mapping, (func, args[0], args[1]))
 
+@templatefunc('obsfateoperations(markers)')
+def obsfateoperations(context, mapping, args):
+    """Compute obsfate related information based on markers (EXPERIMENTAL)"""
+    if len(args) != 1:
+        # i18n: "obsfateoperations" is a keyword
+        raise error.ParseError(_("obsfateoperations expects one arguments"))
+
+    markers = evalfuncarg(context, mapping, args[0])
+
+    try:
+        data = obsutil.markersoperations(markers)
+        return templatekw.hybridlist(data, name='operation')
+    except (TypeError, KeyError):
+        # i18n: "obsfateoperations" is a keyword
+        errmsg = _("obsfateoperations first argument should be an iterable")
+        raise error.ParseError(errmsg)
+
 @templatefunc('obsfatedate(markers)')
 def obsfatedate(context, mapping, args):
     """Compute obsfate related information based on markers (EXPERIMENTAL)"""
diff --git a/tests/test-obsmarker-template.t b/tests/test-obsmarker-template.t
--- a/tests/test-obsmarker-template.t
+++ b/tests/test-obsmarker-template.t
@@ -14,9 +14,10 @@
   > [templates]
   > obsfatesuccessors = "{if(successors, " as ")}{join(successors, ", ")}"
   > obsfateverb = "{obsfateverb(successors)}"
+  > obsfateoperations = "{if(obsfateoperations(markers), " using {join(obsfateoperations(markers), ", ")}")}"
   > obsfateusers = "{if(obsfateusers(markers), " by {join(obsfateusers(markers), ", ")}")}"
   > obsfatedate = "{if(obsfatedate(markers), "{ifeq(min(obsfatedate(markers)), max(obsfatedate(markers)), " (at {min(obsfatedate(markers))|isodate})", " (between {min(obsfatedate(markers))|isodate} and {max(obsfatedate(markers))|isodate})")}")}"
-  > obsfate = "{obsfateverb}{obsfatesuccessors}{obsfateusers}{obsfatedate}; "
+  > obsfate = "{obsfateverb}{obsfateoperations}{obsfatesuccessors}{obsfateusers}{obsfatedate}; "
   > [alias]
   > tlog = log -G -T '{node|short}\
   >     {if(predecessors, "\n  Predecessors: {predecessors}")}\
@@ -90,21 +91,21 @@
   o  d004c8f274b9
   |
   | @  471f378eab4c
-  |/     Obsfate: rewritten as 3:d004c8f274b9 by test1, test2 (between 2001-04-19 04:25 +0000 and 2009-02-13 23:31 +0000);
+  |/     Obsfate: rewritten using amend as 3:d004c8f274b9 by test1, test2 (between 2001-04-19 04:25 +0000 and 2009-02-13 23:31 +0000);
   o  ea207398892e
   
   $ hg fatelog
   o  d004c8f274b9
   |
   | @  471f378eab4c
-  |/     Obsfate: rewritten as 3:d004c8f274b9 by test1, test2 (between 2001-04-19 04:25 +0000 and 2009-02-13 23:31 +0000);
+  |/     Obsfate: rewritten using amend as 3:d004c8f274b9 by test1, test2 (between 2001-04-19 04:25 +0000 and 2009-02-13 23:31 +0000);
   o  ea207398892e
   
   $ hg fatelog -v
   o  d004c8f274b9
   |
   | @  471f378eab4c
-  |/     Obsfate: rewritten as 3:d004c8f274b9 by test1, test2 (between 2001-04-19 04:25 +0000 and 2009-02-13 23:31 +0000);
+  |/     Obsfate: rewritten using amend as 3:d004c8f274b9 by test1, test2 (between 2001-04-19 04:25 +0000 and 2009-02-13 23:31 +0000);
   o  ea207398892e
   
   $ hg up 'desc(A1)' --hidden
@@ -127,7 +128,7 @@
   o  d004c8f274b9
   |
   | @  a468dc9b3633
-  |/     Obsfate: rewritten as 3:d004c8f274b9 by test2 (at 2001-04-19 04:25 +0000);
+  |/     Obsfate: rewritten using amend as 3:d004c8f274b9 by test2 (at 2001-04-19 04:25 +0000);
   o  ea207398892e
   
 Predecessors template should show all the predecessors as we force their display
@@ -156,9 +157,9 @@
   o  d004c8f274b9
   |
   | @  a468dc9b3633
-  |/     Obsfate: rewritten as 3:d004c8f274b9 by test2 (at 2001-04-19 04:25 +0000);
+  |/     Obsfate: rewritten using amend as 3:d004c8f274b9 by test2 (at 2001-04-19 04:25 +0000);
   | x  471f378eab4c
-  |/     Obsfate: rewritten as 2:a468dc9b3633 by test1 (at 2009-02-13 23:31 +0000);
+  |/     Obsfate: rewritten using amend as 2:a468dc9b3633 by test1 (at 2009-02-13 23:31 +0000);
   o  ea207398892e
   
 
@@ -201,9 +202,9 @@
   @  d004c8f274b9
   |
   | x  a468dc9b3633
-  |/     Obsfate: rewritten as 3:d004c8f274b9 by test2 (at 2001-04-19 04:25 +0000);
+  |/     Obsfate: rewritten using amend as 3:d004c8f274b9 by test2 (at 2001-04-19 04:25 +0000);
   | x  471f378eab4c
-  |/     Obsfate: rewritten as 2:a468dc9b3633 by test1 (at 2009-02-13 23:31 +0000);
+  |/     Obsfate: rewritten using amend as 2:a468dc9b3633 by test1 (at 2009-02-13 23:31 +0000);
   o  ea207398892e
   
   $ hg fatelogjson --hidden
@@ -653,7 +654,7 @@
   | o  fdf9bde5129a
   |/
   | @  471f378eab4c
-  |/     Obsfate: rewritten as 2:fdf9bde5129a by test (at 1970-01-01 00:00 +0000); rewritten as 4:019fadeab383 by test (at 1970-01-01 00:00 +0000);
+  |/     Obsfate: rewritten using amend as 2:fdf9bde5129a by test (at 1970-01-01 00:00 +0000); rewritten using amend as 4:019fadeab383 by test (at 1970-01-01 00:00 +0000);
   o  ea207398892e
   
   $ hg up 'desc(A1)'
@@ -709,11 +710,11 @@
   o  019fadeab383
   |
   | x  65b757b745b9
-  |/     Obsfate: rewritten as 4:019fadeab383 by test (at 1970-01-01 00:00 +0000);
+  |/     Obsfate: rewritten using amend as 4:019fadeab383 by test (at 1970-01-01 00:00 +0000);
   | @  fdf9bde5129a
   |/
   | x  471f378eab4c
-  |/     Obsfate: rewritten as 2:fdf9bde5129a by test (at 1970-01-01 00:00 +0000); rewritten as 3:65b757b745b9 by test (at 1970-01-01 00:00 +0000);
+  |/     Obsfate: rewritten using amend as 2:fdf9bde5129a by test (at 1970-01-01 00:00 +0000); rewritten using amend as 3:65b757b745b9 by test (at 1970-01-01 00:00 +0000);
   o  ea207398892e
   
 
@@ -859,7 +860,7 @@
   o  eb5a0daa2192
   |
   | @  0dec01379d3b
-  | |    Obsfate: rewritten as 4:eb5a0daa2192 by test (at 1970-01-01 00:00 +0000);
+  | |    Obsfate: rewritten using amend as 4:eb5a0daa2192 by test (at 1970-01-01 00:00 +0000);
   | x  471f378eab4c
   |/     Obsfate: rewritten as 4:eb5a0daa2192 by test (at 1970-01-01 00:00 +0000);
   o  ea207398892e
@@ -942,7 +943,7 @@
   | x  b7ea6d14e664
   | |    Obsfate: rewritten as 4:eb5a0daa2192 by test (at 1970-01-01 00:00 +0000);
   | | x  0dec01379d3b
-  | |/     Obsfate: rewritten as 3:b7ea6d14e664 by test (at 1970-01-01 00:00 +0000);
+  | |/     Obsfate: rewritten using amend as 3:b7ea6d14e664 by test (at 1970-01-01 00:00 +0000);
   | x  471f378eab4c
   |/     Obsfate: rewritten as 4:eb5a0daa2192 by test (at 1970-01-01 00:00 +0000);
   o  ea207398892e
@@ -1068,7 +1069,7 @@
   o  7a230b46bf61
   |
   | @  471f378eab4c
-  |/     Obsfate: rewritten as 2:7a230b46bf61 by test (at 1970-01-01 00:00 +0000);
+  |/     Obsfate: rewritten using amend as 2:7a230b46bf61 by test (at 1970-01-01 00:00 +0000);
   o  ea207398892e
   
   $ hg up 'desc(A2)'
@@ -1105,7 +1106,7 @@
   @  7a230b46bf61
   |
   | x  471f378eab4c
-  |/     Obsfate: rewritten as 2:7a230b46bf61 by test (at 1970-01-01 00:00 +0000);
+  |/     Obsfate: rewritten using amend as 2:7a230b46bf61 by test (at 1970-01-01 00:00 +0000);
   o  ea207398892e
   
 
@@ -1438,7 +1439,7 @@
   | o  ba2ed02b0c9a
   | |
   | x  4a004186e638
-  |/     Obsfate: rewritten as 8:b18bc8331526 by test (at 1970-01-01 00:00 +0000); rewritten as 9:0b997eb7ceee by test (at 1970-01-01 00:00 +0000);
+  |/     Obsfate: rewritten using amend as 8:b18bc8331526 by test (at 1970-01-01 00:00 +0000); rewritten using amend as 9:0b997eb7ceee by test (at 1970-01-01 00:00 +0000);
   o  dd800401bd8c
   |
   o  f897c6137566
@@ -1511,7 +1512,7 @@
   | o  ba2ed02b0c9a
   | |
   | x  4a004186e638
-  |/     Obsfate: rewritten as 8:b18bc8331526 by test (at 1970-01-01 00:00 +0000); rewritten as 9:0b997eb7ceee by test (at 1970-01-01 00:00 +0000);
+  |/     Obsfate: rewritten using amend as 8:b18bc8331526 by test (at 1970-01-01 00:00 +0000); rewritten using amend as 9:0b997eb7ceee by test (at 1970-01-01 00:00 +0000);
   o  dd800401bd8c
   |
   | x  9bd10a0775e4
@@ -1590,7 +1591,7 @@
   o  dd800401bd8c
   |
   | @  9bd10a0775e4
-  |/     Obsfate: split as 5:dd800401bd8c, 9:0b997eb7ceee, 10:eceed8f98ffc by test (at 1970-01-01 00:00 +0000); split as 5:dd800401bd8c, 8:b18bc8331526, 10:eceed8f98ffc by test (at 1970-01-01 00:00 +0000);
+  |/     Obsfate: split using amend, rebase as 5:dd800401bd8c, 9:0b997eb7ceee, 10:eceed8f98ffc by test (at 1970-01-01 00:00 +0000); split using amend, rebase as 5:dd800401bd8c, 8:b18bc8331526, 10:eceed8f98ffc by test (at 1970-01-01 00:00 +0000);
   o  f897c6137566
   |
   o  ea207398892e
@@ -1670,7 +1671,7 @@
   | x  fdf9bde5129a
   |/     Obsfate: pruned by test (at 1970-01-01 00:00 +0000);
   | @  471f378eab4c
-  |/     Obsfate: rewritten as 2:fdf9bde5129a by test (at 1970-01-01 00:00 +0000); rewritten as 3:65b757b745b9 by test (at 1970-01-01 00:00 +0000);
+  |/     Obsfate: rewritten using amend as 2:fdf9bde5129a by test (at 1970-01-01 00:00 +0000); rewritten using amend as 3:65b757b745b9 by test (at 1970-01-01 00:00 +0000);
   o  ea207398892e