Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
Combo #5 ( 50 points )	Perform 5 hits.
Deep End ( 50 points )	Perform a drop zone kill.
Dodge This ( 50 points )	Escape an incoming tether.
Drop Dead ( 50 points )	Drop an enemy in all drop zones.
Gladiator ( 50 points )	Get 20,000 experience points.
Gnoming ( 50 points )	Find seven collectibles.
Hard Target ( 50 points )	Play through the game without dying.
Homerun ( 50 points )	Perform a finisher move from the left side.
Hot Delivery ( 50 points )	Slide tackle an enemy.
Impulse 9 ( 50 points )	Collect all weapons.
Nothing but Net ( 50 points )	Escape an incoming net.
Pack Rat ( 50 points )	Find all collectibles in the game.
Right Hook ( 50 points )	Perform a finisher move from the right.
Shall we dance? ( 50 points )	Perform one successful 7 hit jump combo attack.
Slice and Dice ( 50 points )	Perform a finisher move from the back.
Solar ( 50 points )	Find all 4 unique comic book covers.
Speed Demon ( 50 points )	Complete a play through of the game in record time.
Stop hitting yourself ( 50 points )	Perform a finisher move from the front.
The Buffet ( 50 points )	Get 45,000 experience points.
When it's done ( 50 points )	Complete the game.