The first is a triggered ability: "When this permanent enters the battlefield, target player may search their library for a card named [name], reveal it, put it into their hand, then shuffle." Note that the target player searches their library (which may be affected by effects such as that of Stranglehold) and that the card they find is revealed, even though these words aren't included in the ability's reminder text
Or it'll let you tap your stuff with things like Opposition or Earthcraft to tap and untap once
Casting it tutors up five different dragons straight into your hand, giving you the perfect setup for mid- or late-game dominance
When you can activate the draw aspect profitably the card shoots up in value and this is fairly likely with affinities ability to dump its hand rapidly
This network allows him to keep a finger on the pulse of the local community and hear newsoften before anyone else
Populate is excellent for token decks, but there aren't that many useful populate cards in Magic