Thats especially true of Meticulous Excavation, a card that allows you to pay three mana to put a permanent you control back in its owners hand
Even if its more likely to be a source of bonus value or side benefit than the main defining pillar of a deck, providing another source of pressure or combat potential at such low deckbuilding cost especially one thats unpredictable to opponents makes it an excellent bonus to look for
It's possible that you are hiring the two monsters in the back and the guy in the front is their manager, with his hands out waiting for his ten-percent cut
Or alternatively, countering the enchantment spell before it can resolve
We go to great lengths to figure out this balance, as its one of the biggest aspects that sets Magic apart from other games
However, vehicles themselves are susceptible to summoning sickness you can always crew a vehicle and use it to block, but you cant attack with it the turn it comes into play unless it has haste