Having access to this with cards like Sythis, Harvests Hand in the command zone means you cast an enchantment, draw a card, the enchantment enters, and you can play a land from your hand
Everyone cool with that? If someone says no, the correct response is not a debate club audition
Doubling your mana puts you leaps and bounds ahead of your opponents, especially considering that this excellent green planeswalker protects itself and pressures your opponent by animating lands
That drops the power of the deck since it slows it down, but saves a frightening amount of money
Yes they do, as long as you mill or discard permanents sorceries and instants don't count for descending
That was the combo that got this card emergency banned in Standard, and combos like that are just as possible in Commander