With the Season 4 premiere of Game of Thrones, "Two Swords", set to debut Sunday, April 6 at 9 PM ET, HBO has released 20 new photos, two of which showcase just how big the dragons of Daenerys Targaryen (Emilia Clarke) have grown. These images also feature Missandei (Nathalie Emmanuel), Tyrion Lannister (Peter Dinklage), Cersei Lannister (Lena Headey), King Joffrey (Jack Gleeson), Tywin Lannister (Charles Dance), Margaery Tyrell (Natalie Dormer), Brienne of Tarth (Gwendoline Christie), Jamie Lannister (Nikolaj Coster-Waldau), Cersei Lannister (Lena Headey), Oberynn Martel (Pedro Pascal), Shae (Sibel Kekilli), Ygritte (Rose Leslie), Olenna Tyrell (Diana Rigg), Varis (Conleth Hill), Stannis Baratheon (Stephen Dillane) and Davos Seaworth (Liam Cunningham). Check out these images before making your return to Westeros this weekend.