Clear Stage 1-1 with at least 0:55 remaining on the clock
Clear Stage 1-2 with at least 1:30 remaining on the clock
Clear Stage 1-3 with at least 0:55 remaining on the clock
Defeat Nessy and reach the Exit with at least 3:25 remaining on the clock
Clear Stage 2-1 with at least 2:50 remaining on the clock
Clear Stage 2-2 with at least 4:10 remaining on the clock
Clear Stage 2-3 with at least 4:00 remaining on the clock
Defeat the Pterodactyl and reach the Exit with at least 3:30 remaining on the clock
Clear Stage 3-1 with at least 2:15 remaining on the clock
Clear Stage 3-2 with at least 1:30 remaining on the clock
Clear Stage 3-3 with at least 1:10 remaining on the clock
Defeat the Stegosaurus and reach the Exit with at least 5:20 remaining on the clock
Clear Stage 4-1 with at least 4:55 remaining on the clock
Clear Stage 4-2 with at least 2:15 remaining on the clock
Clear Stage 4-3 with at least 2:05 remaining on the clock
Defeat Sethron and reach the Exit with at least 2:40 remaining on the clock
Clear the Jungle's Bonus Stage without failing
Clear Stage 1-1 having pressed 'Left' only once
Clear the Crystal Cave's Bonus Stage without failing
Clear the Castle Dungeon's Bonus Stage without failing
Clear Sethron's Tower Bonus Stage without failing
Defeat Nessy and reach the Exit without taking damage
Defeat the Pterodactyl and reach the Exit without taking damage
Defeat the Stegosaurus and reach the Exit without taking damage
Defeat both forms of Sethron and reach the Exit without taking damage
Reached a score of 75,000 or higher
Clear Stage 1-1
Clear Stage 1-2
Clear Stage 1-3
Defeat Nessy and reach the Exit to clear The Jungle
Clear Stage 2-1
Clear Stage 2-2
Clear Stage 2-3
Defeat the Pterodactyl and reach the Exit
Clear Stage 3-1
Clear Stage 3-2
Clear Stage 3-3
Defeat the Stegosaurus and reach the Exit
Clear Stage 4-1
Clear Stage 4-2
Clear Stage 4-3
Defeat Sethron and head for the Exit to complete the game