Nếu một Yosenju Oyam bị ảnh hưởng bởi hiệu ứng của Yosen Training Grounds làm tăng ATK chiến đấu với quái thú của đối thủ và hiệu ứng thay đổi ATK và DEF của nó được áp dụng, thì ATK của Yosenju Oyam sẽ trở thành gì?

WIND 6

When an opponent's monster declares a direct attack: You can send 1 "Yosenju" monster from your hand to the Graveyard, except "Yosenju Oyam"; Special Summon this card from your hand. You can only use this effect of "Yosenju Oyam" once per turn. At the start of the Damage Step, if this card battles an opponent's face-up monster: You can make this card's ATK and DEF become equal to the original ATK of the opponent's monster it is battling, until the end of this turn. When this card is destroyed by battle and sent to the Graveyard: You can add 1 "Yosenju" card from your Deck to your hand.

Spell Continuous

Each time a "Yosenju" monster(s) is Normal or Special Summoned, place 1 Yosen Counter on this card. You can remove any number of Yosen Counters from this card; apply this effect, depending on the number of Yosen Counters removed. You can only use this effect of "Yosen Training Grounds" once per turn. ● 1 Counter: All "Yosenju" monsters you currently control gain 300 ATK until the end of this turn (even if this card leaves the field). ● 3 Counters: Add 1 "Yosenju" card from your Deck or Graveyard to your hand.