What are some alternatives?
When comparing Batman: Arkham Asylum and Deus Ex, you can also consider the following products
Assassin’s Creed - Assassin’s Creed is a best long running and extremely popular series of open world video games which mixture of action, adventure and more importantly stealth into a single experience.
Dishonored 2 - Dishonored 2 is an Action-Adventure, Stealth, First-person, Exploration, Combat and Single-player video game developed by Arkane Studios and published by Bethesda Software.
Thief - Thief is a free chess client written by Zon Jan to play on chess servers like the Free Internet...
The Saboteur - The Saboteur mixes in the regular setting that many open world action adventures travel to simply by using a World War II theme instead.
Far Cry 4 - Action and also adventure hit fresh heights in Far Cry 4, a game which supports to the open world shooter techniques produced from previous additions in the franchise very closely.
Infamous 2 - Infamous 2 was launched in the year 2011 only for the PlayStation 3 and also continues where the first game (launched in 2009) ended.