Portal 3: The rumours about Portal 3 began a while ago when certain factors made us feel the sequel to Portal 2 was inevitable. But as is typical of developers, Valve has been pretty tight-lipped about the future of the Portal series. But more often than not, official announcements are not the only way to go in determining the probability of an upcoming …

Left 4 Dead 3: For a long time, it looked as if the first-person shooter zombie-apocalypse gaming series from Valve had been put a permanent stop to after releasing its second instalment. After all, Left 4 Dead 2 was released exactly a year after the launch of Left 4 Dead, right down to its date. But since then, it has …