Challenger Decks are your on-ramp to Standard
Each Challenger Deck comes with a complete 60-card main deck and a 15-card sideboard, and is intended to be playable and competitive at a local level right out of the box. All cards will have been previously printed in Standard and are Standard-legal.
Designed to incorporate `stealth` features before the term was even coined, the A-12 has proven to be the fastest, highest flying jet aircraft ever built, and is operated exclusively by the Central Intelligence Agency.