Lifelink equipment like this is great in decks with Spellslinger dorks like Guttersnipe that kill with damage, and you'll gain massive life to boost the dork in question to stop interaction
Presumably, he's not playing a deck with Black or White cards, huh
You can use it to fix your draws, and using its ability to check the top cards in your library can also let you know whether you should use a fetch land or other effect that will force you to shuffle, or if you should draw one of those cards first
Whenever you lose life, you gain 2 life for each 1 life you lost
Although the tokens enter the battlefield attacking, they were never declared as attacking creatures (for the purposes of abilities that trigger whenever a creature attacks, for example)
While they help to bypass random encounters, generally look way cooler than the ones in real life, and are convenient for traveling parties, cars are restricted to land traversal and sometimes just the road