Shichi-Go-San

Special Summon 1 Level/Rank 1 monster from either GY to your field, and if you do, equip this card to it. Once per turn, during the End Phase: Increase the equipped monster's Level/Rank by 1. Apply the following effects based on the equipped monster's Level/Rank. ? 3+: It gains ATK equal to its original ATK. ? 5+: It is unaffected by your opponent's activated effects. Once per turn, during your Standby Phase, if the equipped monster's Level/Rank is 7 or higher: Send all cards on the field to the GY.