You get bonuses for taking down every enemy in the level, as well as for finding a hidden jewel. (the-gamers-lounge.com)
You may encounter some players taking down enemies with ease while others are screaming that they need more missiles. (thatvideogameblog.com)
You're encouraged to sneak around where possible, but you're also equipped with enough skills and gadgets to make it fun taking down enemies from the shadows. (stuff.tv)