2016-06-08 You always perform your normal draw before this ability
Creature lands like [c]Lair of the Hydra[/c] can tap for mana in the early game, then they can become creatures to attack and block during later turns
This one is a rare example of the original text getting quicker to the point than the up-to-date ruling
Emrakul, the Aeons Torn Emrakul, the Aeons Torn, the best Eldrazi card, is also pretty much the best creature ever printed to put into play with cards like Sneak Attack and Show and Tell
You can adjust this number as needed, but 40% should be what you run in any given scenario, regardless of the format
To accomplish this, you can use opaque sleeves (and you probably already are), and you can also use these helper cards