That was random.. -5G Get killed by equipment other than the tripmine. Free Bird -10G Fall off the highest point in the game, and don't die. n00b Lord -5G Use only the Halo 2 n00b combo throughout a mission. You could use a break... -5G play Halo3 ODST for 777 hours. Peek-A-Boo! -5G Find the hidden grunt. 1M S0 L33T -20G Kill a hammer wielding brute cheftain with a plasma pistol. Grunt bits on the grill -5G Ram 20 grunts with a warthog within 4 seconds of each other. You ain't so tough after all -10G Kill a hunter pack with equipment. Light the grill! -10G Kill a wraith with a flame grenade. B-B-Q Time! -Kill 100 grunts with the flamethrower. Now you know how bugs feel -0G Get squashed by a scarab. Crash landing -5G Throw a power drain into the hole of a phantom and bring it down. I am Legend! -10G Kill 10 brutes while using an invicibility equipment. Stay on target -5G Kill two brutes with one shot from a sniper rifle. Thats the way you do it -20G Cause a suicide grunt to kill 5 of his allies. Who says Spartans are better? -100G Get to level 100 in fire fight on Legendary difficulty. Tis but a flesh wound. -20G Complete any level without dying. Tank Beats EVERYTHING! -5G Kill one of every covenant infantry, vehicle and structure with a single tank.