However, they would really only need to resolve one or two mill-yourself cards to turn their deck on, and would, in fact, often run into situations during drawn-out games where they couldn't flashback Forbidden Alchemy lest they deck themselves
However, at the beginning of combat on your turn, if you control one or more Eggs, you can choose to sacrifice an Egg to create a 3/3 green Dinosaur creature token
While Spyglass costs an extra mana it lets you take a look at your opponents hand to see if a better option presents itself, which makes it a better card to side in if you can reliably cast it
My concern is that these cards are most often a single cantrip requiring additional setup or luck to get more out of them, whereas Beast Whisperer is good in most scenarios and is a body
Once theyve run out, you'll start auto-passing as mentioned above and eventually lose the game and/or match