Mind's dilation and split second

[Calhounjo]

I'm just wondering how mind's dilation would work with a spell with split second

[redwolv]

I'm just wondering how {mind's dilation}would work with a spell with split second

[redwolv]

If the resolution of a triggered ability would  involve casting a spell, that spell can not be cast.

In the cast of {minds dilation} your opponent will exile the top card and that will be all.