Octahedron achievements

Beat World 1 in Rogue Extra mode

Get all 100% Medals

Beat 4-1, don't kill any bees, don't touch any beehives, don't lose a life

Beat 4-4, destroy no light bulbs or enemies, collect nothing

Beat 2-7, destroy all light bulbs, but don't collect any flowers

Beat 3-9, destroy no light bulbs or enemies, collect nothing

Beat 3-5 while touching the ground just twice

In 2-5: Block 5 projectiles using your platforms, without touching the ground

Beat 3-8, destroy no light bulbs or enemies, collect nothing