Have you used game engines before? If not, pick one, and use it to make a game or two. Then you'll know what you want/need in an engine. Most game engines are

Have you used game engines before? If not, pick one, and use it to make a game or two. Then you'll know what you want/need in an engine. Most game engines are amazing and you could rarely go wrong. The trick is that you should not compare tools too much. Go make the game. Use whatever. Be awesome.