Shifting Sliver makes our Slivers unblockable (except by Slivers) and that is very strong in a combat oriented creature tribal deck like our Sliver Tribal
[1] During your Main Phase: You can take 2 "Thunder of the Sacred Beasts" from your hand, Deck and/or GY, and place them face-up on your field, then you can reveal 1 Level 10 "Sacred Beast" monster in your hand, then if you did, take 1 "Fallen Paradise of the Sacred Beasts" from your Deck and place it face-up in your Field Zone
The Egyptian God cards Obelisk the Tormentor, Slifer the Sky Dragon, and The Winged Dragon of Ra are what come to mind when you ask many fans of the classic Yu-Gi-Oh
Put an Assassin, Pirate, or Vehicle card from among them into your hand and the rest on the bottom of your library in a random order
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And with this first drop already set to be its best-ever selling expansion pack, WOTC should be well-minded to deliver that, in time