Meow

Complete stage 1-3-2

Complete stage 2-5-3

Complete stage 3-7-2

Complete stage 4-6-1

Complete the game without using a continue (reset game to retry)

Complete stage 1-2-1 without falling off the ice (password 69NN allowed)

Complete stage 1-3-2 without taking damage (password V34K allowed)

Complete stage 2-1-3 without using the incredimeter (password SP?? allowed)

Complete stage 2-2-1 without taking damage (password KDY3 allowed)

Complete stage 3-1-1 without taking damage (password MNW9 allowed)

Complete stage 3-4-1 without taking damage (password Z3ZB allowed)

Complete stages 1-1-1 to 1-3-2 without dying

Complete stages 2-1-1 to 2-5-3 without dying (password 94HR allowed)

Complete stages 3-1-1 to 3-7-2 without dying (password MNW9 allowed)

Complete stages 4-1-1 to 4-6-1 without dying (password ?!JT allowed)

Collect an extra life

Complete stage 4-1-1 in under 2 minutes (password ?!JT allowed)

Complete stage 4-2-1 without taking damage (password ML17 allowed)

Complete stage 4-3-1 without falling off the ice (password YXFC allowed)

Complete stage 4-6-1 without taking damage, without using the incredimeter and in under 3 minutes (password YX!F allowed, see comments)