In practice, you shouldn't actually shuffle them into your library since they'll cease to exist as soon as Warp World finishes resolving
Weve mythologized Leonidas so heavily that, for better or for worse, this feels fitting
However, even though it causes them to have all creature types and technically count as walls, creatures with the changeling ability and [c]Mistform Ultimus[/c] dont have defender
Their game plan is this weird self-bounce, value-heavy card-draw package, which is exactly how I like playing Magic the most: generating lots of value, drawing lots of cards, and figuring out a way to win the game somehow
If it has augment, combine it with a host you control
It will remain on the battlefield and won't be sacrificed, since the last time counter will never be removed