For a reasonable 3 mana cost, players can activate their Traveling Chocobo and use it to play any lands or other Chocobo/bird cards in their deck, provided they're in the top spot, potentially gaining a significant upper hand in either standard or commander game types
On each of the in-game trainers' League Cards, you can see their Trainer Number in the bottom-left corner
In a format that has seen turn 2 wins, resilient locks, and ultra-powerful attacks, this is what the best decks tend to look like: a bunch of solid cards together, with some disruption to slow down the opponent, even if it doesnt prevent them from playing
(2) Spells and Traps you control cannot be destroyed, or banished, by your opponents card effects, also this card is unaffected by your opponents activated effects, unless they target this card
Creator"
Meanwhile, splashes for Atarkas Command in go-wide builds or Boros Charm in burn-heavy builds could end up making it hard to fit the full four Ramunap Ruins into your lists too