Here is the full list of all 36 Max: The Curse of Brotherhood achievements worth 1,000 gamerscore.
You made it safely past the Stone Pillars of Black Rock Canyon.
You tamed the Spikester! ...Lucky you.
You destroyed the first 5 of Mustacho's Evil Eyes. That'll teach him.
You used the Magic Marker 25 times.
You found the first piece of the lost Amulet.
And just in time for tea! (Reached the old lady in under 5 minutes.)
Recover 6 pieces of the lost Amulet.
Recover 12 pieces of the lost Amulet.
Recover all the pieces of the lost Amulet.
Destroy 25 of Mustacho's Evil Eyes.
Destroy 50 of Mustacho's Evil Eyes.
Destroy all of Mustacho's Evil Eyes.
Draw 200 earth pillars.
Draw 200 branches.
Draw 200 vines.
Draw 200 water streams.
Draw 200 fireballs.
Draw many vines and branches.
Make 5 critters explode and survive.
Have 5 near-death experiences.
Kill two enemies with one shot.
Light 25 of your enemies on fire.
Solve the last puzzle in Sea of Sand by only creating 3 Earth Pillars.
Find a bell and ring it, a lot.
The box is the key to the wall.
Kill a Bomber with his own bomb.
Explore the Dark Caves.
Ride a slide to safety.
Say goodbye to an old friend.
Find your brother.
Rescue your brother without killing him.
Save Felix.
Defeat Mustacho without dying.
Don't die in Death By Lava.
Complete Sliding Escape without dying.
Complete a level without dying.