Cards like Saruman, the White Hand, Sauron, Lord of the Rings, Corsairs of Umbar, and your many other spells with Amass effects will contribute to making your orc army massive
And again, another card I like because it makes fun of the mechanics of the game, this time with mocking the split cards by making a five way split card
The rest of the deck is built around taking advantage of planeswalkers with cards like Doubling Season, Oath of Teferi, and The Chain Veil to get the most out of their loyalty abilities
The con is that six wildcards is a pretty small number, plus it takes a long time to fill the vault unless you buy packs like crazy
First, there's a new mechanic called Sneak, which is a riff on the pre-existing Ninjutsu, in which players can cheat big creatures onto the battlefield whenever an attacking creature goes unblocked