Main Phase 1

Main Phase 1 occurs after the Standby Phase.

In Main Phase 1 you may:


 * Normal Summon, Tribute Summon or Set one monster.
 * Change the Battle Position of a Monster Card, providing it was not Set or Summoned this turn
 * Activate effects, such as those of Barrel Dragon or Blowback] Dragon

At the conclusion of Main Phase 1, you may then choose to enter the Battle Phase.