The secondary commander, Szarel, Genesis Shepherd, is a consistent engine that lets you play lands from your graveyard, similar to the staple Crucible of Worlds
There is no flavour text to the contrary, but since 'untapping' is essentially the game's shorthand for being unable to attack because they are doing something else (like activating their ability), I'm going to assume that Dance of the Dead causes the resurrected creature to dance the fandango unless you pay them money
Proper shuffling means that not only are the cards sufficiently randomized, but that theres also no cheating involved
Liliana of the Veil Outside of Standard, Liliana of the Veil isnt what it used to be a staple in formats like Legacy and Modern
The artifact lands from Mirrodin come in clutch here
So, all creatures that cost one mana, then all creatures that cost two, and so on