The PDF includes Mythic Polukranos, Hythonia, and Tromokratis. Because your PDF is bookmarked, you can flip between their stat blocks in seconds. Run a "Labors of Hercules" gauntlet where the party fights three mythic monsters back-to-back.
Let's address the elephant in the room. Searching for "mythic odysseys of theros pdf google drive" exists in a legal gray area. Wizards of the Coast has not released an official PDF for purchase of this book (they want you to buy it on D&D Beyond or as a physical copy). mythic odysseys of theros pdf google drive better
However, many DMs argue for the "dead tree backup" method: if you purchased the physical book, you have the moral (and in some jurisdictions, legal) right to possess a digital copy for personal use. Let's address the elephant in the room
The "Better" Legal Alternative: If you want a legitimate Google Drive-compatible file, you should buy the book on D&D Beyond. Using third-party browser extensions (like "Beyond 20" or PDF exporters designed for personal use), you can compile your purchased content into a personal PDF. This gives you a legal, watermarked, and better version because it updates with errata. However, many DMs argue for the "dead tree
The supplement richly details: