Final Fantasy IV

Beat the Mist Dragon with both Cecil and Kain at level 10, and without either of them becoming K.O.'d

Receive the package from the King of Baron, and begin your quest to the Mist Cavern.

Find Rosa in Kaipo, and head toward Damcyan.

Beat the Octomammoth without using items, and without anyone becoming K.O.'d

Exit the cave, and reach Damcyan.

Obtained the hovercraft, and head east to Antlion's Den.

Beat the Antlion without using items, without causing a counterattack, and without anyone becoming K.O.'d

Get the Pink Tail after countless battles

Cure Rosa's illness, and have Edward promise that he will stay strong.

Have Rosa learn all White Magic spells available to her

Witness the cutscene in Mist, and continue on to the east.

Receive a Cursed Ring from an undead enemy

Beat the Mom Bomb without using items, and without anyone becoming K.O.'d

Witness Kain's betrayal, and meet Golbez in Fabul.

Beat Scarmiglione a second time without Cecil attacking once, or anyone becoming K.O.'d

Witness Cecil become a Paladin, and Tellah learn Meteo.

Collect all treasures in Mist Cavern.

Collect all treasures in the Underground Waterway, Waterfall, and Lake.

Collect all treasures in Damcyan.

Collect all treasures in Antlion's Den.

Collect all treasures in Kaipo.

Collect all treasures in Mt. Hobs.

Escape from Fabul, and head towards your greatest shame.

Collect all treasures in Fabul.

Collect all treasures in Mt. Ordeals.

Return to Mysidia and learn the Ancient Story from the Elder.

Regroup with Yang and receive the Baron Key.

Collect all treasures in Baron Town.

Collect all treasures in Baron Waterway.

Beat Baigan without using items, and without anyone becoming K.O.'d

Collect all treasures in Baron Castle.

Beat Cagnazzo without using items, and without anyone becoming K.O.'d

Witness Palom and Porom sacrifice themselves for the greater good.

Witness the cutscenes with Cid, and gain control of the Airship.

Collect all treasures in Mist Village.

Collect all treasures in Agart.

Collect all treasures in Silvera

Collect all treasures in Eblan Castle.

Collect all treasures in the Chocobo Forests (includes Chocobo Village).

Collect all treasures in Troia Town.

Obtain the Twin Harp From Edward in Troia.

Collect all treasures in the Magnetic Cave.

Beat the Dark Elf without using items, and without anyone becoming K.O.'d

Collect all treasures in Troia Castle.

Collect all treasures in the Tower of Zot.

Beat the Magus Sisters without using items, and without anyone becoming K.O.'d

Witness the death of Tellah, and rejoin with Kain and Rosa.

Beat Barbariccia without using items, without anyone becoming K.O.'d, with Battle Mode set to active, and Battle Speed set to 1.

Throw the MagmaKey down a well, and open a massive hole in a mountain.

Crash land in the Underworld, next to the Dwarf Castle.

Beat Calca, Brina, and Calcabrina without using items, and without anyone becoming K.O.'d

Be saved by a mysterious stranger during the fight with Golbez in the Dwarf Castle.

Find the aptly named "PORNO" in the Developer room in the Dwarf Castle.

Collect all treasures in the Dwarf Castle.

Collect all treasures in your first visit to the Tower of Babil.

Beat Dr. Lugae, Barnabas, and Barnabas-Z without using items, and without anyone becoming K.O.'d

Watch as Yang sacrifices himself to save the party.

Witness as Cid jumps off the airship to save the party.

Have Rydia learn all Black Magic spells available to her.

Have Rydia learn all Summon Magic spells available to her.

Obtain the Hook for the Airship.

Collect all treasures in the Cave of Eblan.

Beat Rubicante without using items, without anyone becoming K.O.'d, and without healing him.

Reach the Crystal Room in the Tower of Babil, and almost grab the Crystal.

Collect all treasures in your second visit to the Tower of Babil.

Leave the Tower of Babil in your brand new whip, the Falcon.

Visit Cid in the Dwarf Castle to upgrade the Falcon to fly over lava.

Collect all treasures in Tomra.

Collect all treasures in Kokkol's Forge

Collect all treasures in both the Summon Cave and Land of Summons.

Beat Ashura without using items, and without anyone becoming K.O.'d

Collect all treasures in the Sylvan Cave.

Beat Leviathan without using items, and without anyone becoming K.O.'d

Collect all treasures in the Sealed Cave.

Obtain the Dark Crystal in the Sealed Cave.

Beat the Evil Wall without using items, and without anyone becoming K.O.'d

Watch as Kain betrays you (again).

Have Cid upgrade the Falcon with a drill.

Hit Yang with his Wife's Pan and learn the Sylph Summon.

Beat Odin without using items, and without anyone becoming K.O.'d

Watch as the Lunar Whale rises out of the ocean.

Collect all treasures in the Lunar Pathway.

Have FuSoYa join your party on the Moon.

Collect all treasures in Bahamut's Cave.

Beat Bahamut without using items, and without anyone becoming K.O.'d

Collect all treasures in the Giant of Babil.

Beat the four Elemental Fiends without using items, and without anyone becoming K.O.'d

Beat Babil CPU without using items, and without anyone becoming K.O.'d

Collect all treasures in the Lunar Subterrane (includes Legendary Weapons).

Beat Zeromus without anyone becoming K.O.'d

Defeat Zeromus, and watch the final cutscene.