Mark Rein may refer to:

"These cards give us a lot more detail on the screen and simulate real- life conditions," said Mark Rein, an Epic vice president.

The total cost of development was $10 million, according to Epic's Mark Rein, and only 20 to 30 people were involved with the development at any time.

In 1911, as a small child, Mark Rein left Russia with his parents, who were escaping from the tsarist police.

In 1920, aged 11, Mark Rein left Russia again with his parents.

Papers of Mark Rein.

"There are games that look and feel a bit too much like Unreal," said Mark Rein, Epic's vice president and engine evangelist.

Mark Rein, the vice-president of Epic Games, is having a very good morning.

In February 2012, Mark Rein said "people are going to be shocked later this year when they see Unreal Engine 4".

Both Mark Rein and the official developer blog later stated that a PC demo would still happen.