No, oversized cards are only legal in casual or specialized formats like Commander, Planechase, and Archenemy, and they cannot be used in a standard 60-card deck

Advanced Search Sets Random Syntax Aerie Worshippers Aether Channeler Akim, the Soaring Wind Attempted Murder Call the Mountain Chocobo Chicken Egg Choco-Comet Chocobo Camp Chocobo Racetrack Crow Storm Emeria Angel Eyes in the Skies Fable of Wolf and Owl Falcon, Winged Wonder Falconer Adept Gwaihir, Greatest of the Eagles Gysahl Greens Hermes, Overseer of Elpis Jtun Owl Keeper Knight of Doves Knightfisher Liberated Livestock Love Song of Night and Day Mu Yanling, Sky Dancer Murmuration Murmuring Mystic Ominous Roost Ordered Migration Pride of the Clouds Radagast, Wizard of Wilds Ravenform Rendmaw, Creaking Nest Riku of Many Paths Roc Egg Rukh Egg Scion of Vitu-Ghazi Seller of Songbirds Sidequest: Raise a Chocobo Skycat Sovereign Song of Erendil Strix Serenade Summon: Fat Chocobo Swan Song The Raven Man The Raven's Warning Wingblade Disciple Wingmantle Chaplain Wingmate Roc
Skemfar Elderhall is on-theme, but it costs way too much for too little of an effect
Legendary Land Ranger-Captain of Eos When this creature enters, you may search your library for a creature card with mana value 1 or less, reveal it, put it into your hand, then shuffle
You always get a rare or mythic rare that is a card with the showcase fang treatment, a showcase eternal night legend, a borderless dual land, a borderless planeswalker card, or a Dracula series card
If you played Acerolas Premonition from your hand during this turn, place 13 damage counters instead