Whenever you need to tap a permanent to use an ability, that will be indicated on the card with the tap symbol: To tap a permanent, turn the card sideways - it is now tapped
Here Christopher Rush has drawn focus to some jagged rocks in the foreground, surrounded by a few sparse branches of small trees
Mechanically, this takes the form of the manifest dread keyword action, which lets you choose one of two cards to put face down on the battlefield
Gold and Silver were notorious for being too easy to beat, and I knew people (myself included) who could clear the entire thing with just a single, hyper-powered Typhlosion
Good card in zombie decks, and Id expect this price to go up in the long run (especially if the card gets broken), but not that high due to the restrictive mana cost
If you do, create that many 1/1 colorless Tetravite artifact creature tokens