In that way, these are similar to the Day/Night mechanic because they can flip back and forth and back again, as long as you're willing to pay the cost each time
That means cards that help you search your other cards (Ultra Ball, Nest Ball, Battle VIP Pass) and the ones that let you draw, like Professor Research or Iono
If there is no shape or a different illustration, then the card is part of a promotional set
It even has a relevant creature type to a popular white tribe, humans, making every aspect of the card push it just a bit closer to getting into every deck that plays white
(They're affected by summoning sickness.) Each of the tokens copy exactly what was printed on the original land and nothing else (unless that land is copying something else or is a token
It deals 2 damage to all creatures and all players