Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page SameGame:

This text has been unreferenced on Wikipedia for a very long time. If you can't find a source, be bold and remove it!

  1. In the "continuous" variant, whenever a vertical set of blocks has been cleared and the remaining blocks have shifted to one side, a new, randomly selected column of blocks will pop up on the other side, thereby allowing a game to be played for an extended amount of time.[citation needed]
  2. In the "shift" variant, when a set of blocks has been cleared, all remaining blocks to the top and left will shift down and to the right.[citation needed]
  3. The "megashift" variant is a combination of the rules of the "continuous" and "shift" variations.[citation needed]