Vigilance is missing on purpose because it seemed odd to grant the ability when it already had the ability to untap itself
If its a land card, put it onto the battlefield tapped
Here's the Trade Token price list for the items you can exchange them for: x1 Pack Hourglass - Costs 1 Trade Token (Limited to 60 Pack Hourglasses) x10 Shinedust - Costs 1 Trade Token (Unlimited) x100 Shinedust - Costs 10 Trade Tokens (Unlimited) x1,000 Shinedust - Costs 100 Trade Tokens (Unlimited) I recommend exchaning for the Pack Hourglasses first, so you can build your card collection
People who play MTG Arena tend to have the same kinds of decks with no originality in them
In this situation, some folks adopted the draft one card, get more multiples of it later in deckbuilding rule, as cards like Squadron Hawk can be interesting to build around but are useless in singleton
The tabletop RPG has almost 20 years on the trading card game so there was definitely some inspiration going on