Warp Space

The Warp Space (also called the Event Space in PAL version in Mario Party: Island Tour) is a special space in Mario Party 4 and Mario Party: Island Tour.

Mario Party 4
If the player lands on that space, a spinner appears on the screen with three opponents, if it lands on one of them, the player moves to their space.

Mario Party: Island Tour
They have the same purpose as the previous game and they appear in Rocket Road. It resembles the Event Space with a wormhole below.