diff --git a/lokrez/__init__.py b/lokrez/__init__.py
index afb163b..749ba2e 100644
--- a/lokrez/__init__.py
+++ b/lokrez/__init__.py
@@ -345,6 +345,16 @@ def getTournamentTop(
     """Returns a tuple : the smashgg.Tournament object and a list of the top
     smashgg.Player in that tournament."""
 
+    # TODO if url matches challonge
+    #
+    #data = challonge.get_participants(
+    #        api_key = token,
+    #        tournament = id_or_slug,
+    #        )
+    #
+    #top_array = []*top
+    #for p in data:
+    #   top_array[p["participant"]["final_rank"]] = ...
 
     # -------------------------------------------------------------------------
     # Select the right event (the one with the most entrants or the most sets)
diff --git a/lokrez/challonge.py b/lokrez/challonge.py
new file mode 100644
index 0000000..0632b44
--- /dev/null
+++ b/lokrez/challonge.py
@@ -0,0 +1,53 @@
+import json
+import os, os.path
+import pathlib
+
+import requests
+
+from . import characters_ssbu
+
+# =============================================================================
+API_HOST = "api.challonge.com"
+API_ENDPOINT = "v1"
+API_SCHEME = "https"
+API_URL = "{scheme}://{host}/{endpoint}".format(
+        scheme = API_SCHEME,
+        host = API_HOST,
+        endpoint = API_ENDPOINT,
+        )
+
+CHARACTERS = { c.smashggid : c.name for c in characters_ssbu.EVERYONE }
+
+PLAYERSKINS = {}
+
+
+# =============================================================================
+def get_participants( api_key, tournament, proxy = None, log = None ):
+    
+    payload = {
+            "api_key": api_key,
+            }
+    headers = {
+            "Accept": "application/json",
+            "Content-Type": "application/json"
+            }
+
+    rv = requests.get(
+            "{url}/{tournament}/participants.json".format(
+                url = API_URL,
+                tournament = tournament,
+                )
+            json.dumps(payload).encode("utf-8"),
+            headers = headers,
+            proxies = { "http": proxy, "https": proxy},
+            )
+
+    try:
+        rv_json = rv.json()
+    except Exception as e:
+        log.error("HTTP request failed")
+        log.error(e)
+        log.debug(e, exc_info=True)
+        log.debug(rv)
+
+    return rv_json