This blue and white Standard MTG deck has no creatures in the main list
Honestly, its not much more complicated than that
Similarly to Blood Moon, which is not at its strongest in Modern right now, the time might just not be right for Esper Sentinel and maybe in a different Metagame he ends up at the Top of our list
Priming the Graveyard from the Hand There are also ways to put creatures in the graveyard from your hand, and the first cards I thought of were creatures with cycling
Ezuri, Renegade Leader saves other elves from destruction while Tyvar, the Pummeler can save itself, and both have a 5-mana mass pump effect
If you cast Teferis Protection during opponents turn, then the effect will end with the start of your next turn