If you put a permanent in during the end step that has an ability that triggers at the beginning of the end step, that ability will not trigger until the next turns end step
Its especially good in your deck if your mana curve is very cheap since you can use the free mode of the card without impacting your 5 or 6 mana cards
This last part is enough to put it on a list, and like Fungus Sliver, it can become infinitely large with the proper setup
With that in mind, Craterhoof Behemoth is a great choice, as you'll get an even bigger buff thanks to Volo when two of them enter at once
With some way of granting haste on the board Rhythm of the Wild for example Voja can lock in a victory with surprisingly little buildup
Okay, you still need to exile six cards from your graveyard and it can be very bad in multiples if you need to exile six more cards, but what if you got to manifest it, and flip it later for just 3 mana