Collect all Star Coins in World 1 (see comment)
Find a secret exit in Grass Land 3
Activate Yellow Switch in Yellow Palace
Complete Grass Castle
Collect all Star Coins in World 2 (see comment)
Find a secret exit in Desert Hills 2
Complete Desert Castle
Collect all Star Coins in World 3 (see comment)
Find a secret exit in Beach Trick 1
Activate Green Switch in Green Palace
Earn both 1-UP in Green Palace
Find 3-UP Moon in Beach Trick 4
Complete Beach Castle
Collect all Star Coins in World 4 (see comment)
Find a secret exit in Forest Slim 2
Find a secret exit in Forest Slim A
Activate Red Switch in Red Palace
Complete Forest Castle
Collect all Star Coins in World 5 (see comment)
Find 3-UP Moon in Snowy Pursuit 1
Find a secret exit in Snowy Pursuit 3
Complete Snowy Castle
Collect all Star Coins in World 6 (see comment)
Find a secret exit in Scania Mountain 1
Activate Blue Switch in Blue Palace
Find a secret exit in Scania Mountain 2
Complete Mountain Castle
Collect all Star Coins in World 7 (see comment)
Find 3-UP Moon in Cotton Clouds 2
Find a secret exit in Cotton Clouds 2
Complete Clouds Castle
Collect all Star Coins in World 8 (see comment)
Find a secret exit in Volcano Krater 3
Collect all Star Coins in World 9 (see comment)
Complete Special Road 8
Complete Wart's Castle