To achieve 100% completion in Super Mario 3D World, players need to undertake an extensive collection and completion journey, methodically working through various challenges presented throughout the game. Here’s a comprehensive breakdown of the key requirements you must satisfy:

Green Stars
– Total Required: 380 Green Stars.
– Collection Method: Search every level meticulously, as Green Stars can be hidden in challenging locations or require specific actions to obtain. Remember that some stars may only be accessible using certain power-ups or character abilities.

Flagpole Tops
– Goal: Reach the top of each flagpole at the end of every level.
– Completion Requirement: This is crucial for earning a complete level record. Each level’s completion status may vary based on whether you hit the top, so practicing your jumping and timing can be beneficial.

Stamps
– Total Required: 85 Stamps.
– Note: Stamps are collectibles found scattered throughout levels and also in special worlds. They often require players to explore beyond the primary path, encouraging thorough exploration.

Worlds to Complete
– Main Worlds: You must complete all main worlds in the game including the additional worlds: Star World, Mushroom World, and Flower World.
– Levels Variety: This encompasses standard levels, as well as bonus stages that often include unique environments or challenges.

Character Challenges
– Playable Characters: Mario, Luigi, Peach, Toad, and Rosalina.
– Requirement: Each level must be completed with all five characters. This adds complexity and requires considerable playtime, as levels must potentially be played five times individually to satisfy this criterion.

No Invincibility Leaf/Dying Requirement
– Challenge: To maintain complete records, avoid using the Invincibility Leaf power-up and dying during your runs. This adds a layer of difficulty and forces players to rely on skill and strategy.

Goal Achievement
– Unlockable: Successfully meeting all above objectives will yield a shiny 5-star save file, symbolizing your accomplishment of full completion in the game.

Tips for Efficiency
– Cooperative Play: Playing with friends can significantly speed up the process, as multiple players can tackle levels simultaneously. This not only lightens the workload but can make some levels easier to clear.
– Focus on Strategy: Employ strategic use of each character’s unique skills to maximize efficiency in obtaining difficult Green Stars and thinking ahead for reaching flagpoles.

By keeping these goals in mind and approaching the game with an organized plan, you can navigate the path toward achieving 100% completion in Super Mario 3D World. Good luck on your adventure!