Hero's Shield

The Hero's Shield is a recurring Shield in the series. It is usually an high-rank armor that grants protection against status ailments and elemental damage or bonuses to stats.

Final Fantasy
The Hero's Shield is the best shield in the game, availabe only on the Dawn of Souls and 20th Anniversary versions of the game. It grants protection against all status and elements to the wearer.

Final Fantasy III
The Heroic Shield is a mediocre shield that, like all shields, protects against certain status ailments and also grants a bonus of 1 to all stats.

Final Fantasy IV
The Hero's Shield is the best shield in the game and is only available on the Advance remake. It is dropped by the Superboss Brachioraidos and grants absorbtion of all elements and a bonus of 15 to all stats.

Final Fantasy VI
The Paladin Shield appears as the best shield in this game, with a defense power only lower than the Tortoise Shield. It absorbs Fire, Ice, Lightning and Holy-elemental damage and halves Poison, Wind, Earth and Water-elemental damage. It also teaches Ultima at a rate of 1% per Ability Point. It can only be obtained by "uncursing" the Cursed Shield, which is done by equipping it for 256 battles.

Final Fantasy X
Any of Tidus' shields can be customised into the Paladin Shield if it has all the four elemental "Proof" abilities