Legend Reborn often retains the cheat code input system from the original Power of Chaos engine. This is a legitimate way to unlock cards without spending Starchips, provided you have the correct codes.
If you want the "legitimate" path before using mods, here is how the game originally intended you to unlock everything:
Verdict: Nobody has time for that. This is why we hack it. unlock all card yu-gi-oh power of chaos legend reborn
A huge part of the search intent for this keyword is unlocking the Egyptian God Cards. In the vanilla game, these cards are not obtainable in booster packs. You win them as rewards.
However, if you use the "Unlock All Cards" save file mod mentioned above, these cards will simply appear in your trunk ready to be added to your deck. Yes, you can Normal Summon Ra without Tribute using a cheat save. (Note: The game respects that Gods require 3 Tributes, so you still need a good deck to summon them). Legend Reborn often retains the cheat code input
Yu-Gi-Oh! Power of Chaos: Legend Reborn occupies a unique space in the history of Yu-Gi-Oh! PC games. It is not an official Konami release, but rather a widely celebrated "Mod" (modification) of the original Power of Chaos engine (specifically built over Yugi the Destiny). Because it is a fan-made creation, the mechanics for unlocking cards function differently than official retail games.
In the standard game, players must duel repeatedly to earn "Starchips" to buy cards. In Legend Reborn, the system is streamlined to encourage building powerful decks quickly, but unlocking the entire card library (over 1100 cards) requires specific steps. Verdict: Nobody has time for that
Here is the detailed breakdown of how to unlock every card in the game.
