Mobile gaming has exploded in recent years with the rise of smartphones and the ability to download a game at the click of a button.
Last year, global mobile gaming revenues topped $30 billion, a 23 percent rise from the year before, with rapid growth set to continue, according to analyst firm Newzoo.
"It's fair to say that mobile gaming has reached heights in 2015 that few of us would have expected a decade ago," Newzoo said in a recent report.
As Mobile World Congress in Barcelona approaches, CNBC looks back at some of the most iconic mobile games - so far.
- By CNBC's Arjun Kharpal