Gateway of the Six (Quarter Century Secret Rare) (RA03-EN229) - Quarter Century Bonanza 1st Edition

Each time a "Six Samurai" monster(s) is Normal or Special Summoned, place 2 Bushido Counters on this card. You can remove Bushido Counters from your field to activate these effects.
• 2 Counters: Target 1 "Six Samurai" or "Shien" Effect Monster; that target gains 500 ATK until the end of this turn.
• 4 Counters: Add 1 "Six Samurai" monster from your Deck or GY to your hand.
• 6 Counters: Target 1 "Shien" Effect Monster in your GY; Special Summon that target.