In RS, there's a four player mode which makes use of the 2vs2 battles. Have some screens:
The start of a battle. Exciting eh?
Next we have the classic battle start. As you can see, each player only has one Pokémon.
And finally, here is the battle! Wouldn't it be nice to have extra character pictures?
I found this picture of some Japanese people demonstrating the four player link up on the official Japanese site:
Page written by Psythor.
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