It seems that Double Battles are the norm for The Indigo Disk...

PC

Weez Weezing

If it's Doubles, Mama could be super active! I wish Mama would come to Paldeaaa

Unfortunately, your Mama can't come.

Ehhh, why not? I wanna see Mamaaa

*slide*

Because... She'd definitely pick Weezing!

*pout pout!*

She'd be free of Slow Start! I can't have that!

... Is what the old lady god was ranting!

Whose fault is it that things turned out this way...

That woman is as troublesome as ever...