This Applet will create a log in Google Sheets of all the Rust players that killed your character.
If
You were killed by another player
This trigger fires when you were killed by another player while you were not playing the game.
Then
Add row to spreadsheet
This action will add a single row to the bottom of the first worksheet of a spreadsheet you specify. Note: a new spreadsheet is created after 2000 rows.
Explore more great ways to automate Google Sheets and Rust