in the tree
Ganondorf
by using the spinner
Ganondorf. you might think Zant, but he is not the final boss.
Pokemon Rocks Hardest
By the order in which you fight them:The Legend of ZeldaAquamentusDodongoManhandlaGleeokDigdoggerGohmaGannonZelda II: The Adventure of LinkHorseheadHelmetheadRebonackCarockGoomaBarbaThunderbirdDark LinkThe Legend of Zelda: A Link to the PastArmos KnightsLanmolasMoldormAgahnimHelmasaur KingArrghusMothulaBlindKholdstareVitreousTrinexxGanonDark Links (GBA only)The Legend of Zelda: Link's AwakeningMoldormGenieSlime EyesAngler FishSlime EelFaçadeEvil EagleHot HeadNightmareGiant Hardhat Beetle (DX only)The Legend of Zelda: Ocarina of TimeQueen GohmaKing DodongoBarinadePhantom GanonVolvagiaMorphaBongo BongoTwinrovaGanondorfGanonThe Legend of Zelda: Majora's MaskOdolwaGohtGyorgTwinmoldMajora Majora's MaskMajora's IncarnationMajora's WrathThe Legend of Zelda: Oracle of AgesPumpkin HeadHead ThwompShadow HagEyesoarSmogOctogonPlasmarineRamrockVeranTwinrova (secret boss)Ganon (secret boss)The Legend of Zelda: Oracle of SeasonsAquamentusDodongoMothulaGohmaDigdoggerManhandlaGleeokMedusa HeadGeneral OnoxDark DragonTwinrova (secret boss)Ganon (secret boss)The Legend of Zelda: Four SwordsDeguchitatoDerazoruGouenVaatiThe Legend of Zelda: The Wind WakerGohmaKalle DemosGohdanHelmaroc KingJalhallaMolgeraPuppet GanonGanondorfThe Legend of Zelda: Four Swords AdventuresPhantom GanonStone ArrghusHelmaroc KingJalhallaDodongoDagtailFrostareBig DodongoVaatiGanonThe Legend of Zelda: The Minish CapBig Green ChuChuGleerokMazaalBig OctorokGyorg PairVaati Vaati RebornVaati TransfiguredVaati's WrathThe Legend of Zelda: Twilight PrincessDiababaFyrusMorpheelStallordBlizzetaArmogohmaArgorokZantPossessed ZeldaGanonHorseback GanondorfGanondorfThe Legend of Zelda: Phantom HourglassBlaazCyclokCraykDiabolical Cubus SistersDongorongoGleeokEoxBellumGhost ShipBellumbeckThe Legend of Zelda: Spirit TracksStagnoxFraazPhytopsCragmaByrneSkeldritchDemon TrainChancellor ColeMalladusNon-canonical gamesLink's Crossbow TrainingDarknutStallordFreshly-Picked Tingle's Rosy RupeelandBeetle Lord Death BugCaptain StalfosBana BanaBeetle King Death BugDora DoraUncle Rupee
You can't
move around
Find the big key.
in the main room
by beating the final boss
My opinion is ganondorf's first phase puppet princess Zelda