Add BetterTeams to wiki

Placeholders.md

@@ -157,6 +157,7 @@ If the command itself isn't there and `NO DOWNLOAD COMMAND` instead is shown, th
     - **[BedWars1058](#bedwars1058)**
     - **[BentoBox](#bentobox)**
     - **[BetonQuest](#betonquest)**
+    - **[BetterTeams](#betterteams)**
     - **[BlockParty](#blockparty)**
     - **[BlockQuest](#blockquest)**
     - **[Boxing](#boxing)**
@@ -2114,6 +2115,22 @@ Please see [this discussion][list] for a list of all expansions officially maint
 
 ----
 
+- ### **[BetterTeams](https://github.com/booksaw/BetterTeams/wiki/PlaceholderAPI)**
+  > NO DOWNLOAD COMMAND
+  
+  Please check the [wiki](https://github.com/booksaw/PlaceholderAPI) for more info.
+  
+  ```
+  %betterteams_<variable>%
+  %betterteams_position_<variable>_<rank>%
+  %betterteams_balanceposition_<variable>_<rank>%
+  %betterteams_membersposition_<variable>_<rank>%
+  %betterteams_static_<variable>_<team>%
+  %betterteams_staticplayer_<variable>_<player>%
+  ```
+
+----
+
 - ### **[BlockParty](https://www.spigotmc.org/resources/7264/)**
   > /papi ecloud download BlockParty
   

Plugins-using-PlaceholderAPI.md

@@ -131,6 +131,9 @@ If your plugin isn't shown here and you want it to be added, [read the Wiki READ
 - **[BetonQuest](https://www.spigotmc.org/resources/2117/)
   - [x] Supports placeholders.
   - [x] Provides own placeholders. [**[[Link|Placeholders#betonquest]]**]
+- **[BetterTeams](https://www.spigotmc.org/resources/17129/)**
+  - [ ] Supports placeholders.
+  - [X] Provides own placeholders. [**[[Link|Placeholders#betterteams]]**]  
 - **[Big Doors Opener](https://www.spigotmc.org/resources/80805/)**
   - [x] Supports placeholders.
   - [ ] Provides own placeholders. [Link]