Rather than creating a set full of cards that complement each other to make for a truly unique and interesting draft experience, it's simply everything
Ayara, Furnace Queen Ayara, Widow of the Realm Baral and Kari Zev Borborygmos and Fblthp Caetus, Sea Tyrant of Segovia Djeru and Hazoret Drana and Linvala Elesh Norn Ephara, Ever-Sheltering Errant and Giada Etali, Primal Conqueror Etali, Primal Sickness Ghalta and Mavren Glissa, Herald of Predation Grandmother Ravi Sengir Heliod, the Radiant Dawn Heliod, the Warped Eclipse Hidetsugu and Kairi Inga and Esika Jin-Gitaxias Kogla and Yidaro Kroxa and Kunoros Marchesa, Resolute Monarch Omnath, Locus of All Orthion, Hero of Lavabrink Polukranos Reborn Polukranos, Engine of Ruin Quintorius, Loremaster Rankle and Torbran Rona, Herald of Invasion Rona, Tolarian Obliterator Sheoldred Surrak and Goreclaw Thalia and The Gitrog Monster Urabrask Vorinclex Yargle and Multani Zilortha, Apex of Ikoria Zimone and Dina Zurgo and Ojutai
And when you join in the fun, a Prerelease Pack is what you'll receive
The next time two target creatures would deal damage, you draw a card
each of these cards lets you find a card from your library and put it on top of the deck to be drawn next