mtg reveal cards from the top Heirloom Blade - Artifact - Rules Text: reveal, top, card,

You can even mix and match different printings so long as the total number of copies you've collected across all printings meets or exceeds the number you want to use in your deck

Think two Hopeless Nightmares, or maybe two Momentum Breakers, to deal with big creatures or take their cards

One of the best things about Vehicle decks is that the usual utility creatures become pilots, so there's a lot of space to play around

If you are all Rampant Growth and Wall of Roots then Jitte isn't great at all but if it all Lotus Cobra and Llanowar Elf then Jitte is pretty solid

And playing them

This means you should expect new UB cards to enter the Standard rotation, and be playable in Modern, Commander, etc