Zelda Breath of the Wild players have already found an Amiibo exploit that let them obtain as many rewards as they like. Players will be required to cheat on their Nintendo Switch's time settings and reload saved files to keep claiming the Amiibo figures' daily rewards. This trick can be applied to obtain the Amiibo's unique drops.
BioTiddly's thread on the Legend of Zelda subreddit shows how players discovered a trick to constantly get Amiibo rewards by modifying the console's date setting and reloading saved files. Players will need to claim Amiibo rewards within the day, and then switch their date into a later date and save their game. Right after setting this up, players can automatically claim their Amiibo rewards and reload their save. It can be repeatedly done until all of the unique Amiibo rewards like older Link costumes and Epona will be obtained, according to The BitBag.
On the other hand, corbis' thread on the Legend of Zelda subreddit talks about what are the necessary steps that are needed for the Amiibo rewards to work on the new Zelda title. The Zelda Breath of the Wild Amiibo rewards can be exploited so that multiple items and even Epona can be obtained in the game. If the trick is repeatedly done, players can have tons of materials and equipment in the early game.
Fans have named the known Zelda Breath of the Wild Amiibo rewards on the Zelda subreddit. In its usual state, Amiibos can be swiped for its rewards only once per day. However, the save reload exploit lets players to constantly roll until the Amiibo rewards can be obtained. As far as what is known, weapons and unique equipment sets that are similar to a previous version of Link can be claimed by using the Amiibos.
The Legend of Zelda: Breath of the Wild is exclusively available on Nintendo Switch and Wii U.