End of Subturn Step is the last Step in an Attack Subturn. In this Step, "At the End of the Attack Subturn ..." Abilities from your cards, and "At the End of the Defense Subturn ..." Abilities from your opponent's cards activate. "... at the end of Subturn" effects stop. Effects that indicate a Turn they activate count down for 1 Subturn. Every Inactive Seals in your Arena become Active Seals. Neither players can order nor summon/spell cards (cannot order , and summon/spell cards that have an Interfere either).