Spoiler! You cant really say theirs enemies because sometimes you are everybody. Well here we are. Theirs the Spetnaz>Russians, Rangers>U.S. Marine core, T141> British well best Commando squad, OpFor> Iraq, Malicious> bunch of rebels in Brazil, Macheov> Some Russian dude from MW1 who likes to kill people. That's it
kill about 5-7 enemies
You can't
Kill 25 enemies with headshots from LMG's
There are multiple enemies in Modern Warfare 3. They are Makarov, Volk, and Warrabe
Kill 10 enemies with a single killstreak reward
Kill 100 enemies while using a silenced weapon.
Challenge: "Counter-C4: I" - Kill 3 enemies by shooting C4.
Fire an entire LMG magazine into your enemies without missing.
Kill 100 enemies while using the Last Stand perk.
Modern warfare reflex and modern warfare are the same. Modern warfare "reflex" means that its for wii. If its just modern warfare its for the other consoles
Killing 100 enemies with a silenced weapon after Prestiging.
You need to kill 5 enemies with car explosions.