That will be explained later.
For after their portraits/ family crests appeared, the Four appeared. Looking exactly like them. Three men and one woman sat together, powerful looking while maintaining extreme beauty.
The first looked exactly like Oliver. He was dressed in deep crimson robes, had the same honey brown hair, and deep brown eyes. And low and behold what were in his hands? A snitch and a quaffle! Quidditch? Obviously the game was older than previously thought. (Take that Quidditch Through the Ages. Poor Oliver. His favorite book is inaccurate!)
And wrapped in his arms and on his lap was…