The Evil God had only now fully realized what had happened.
Yes, his Back Row did indeed contain the Continuous Trap "Call of the Haunted," which was meant to revive himself from the Graveyard. Normally, he would naturally wait until the opponent launched an attack before using it, because before entering the Battle Phase, the opponent had more options available during the Main Phase. If he activated the Trap immediately, he might leave the other side with more room to maneuver.
As for the opponent directly using a Trap-destruction effect to clear his Back Row, there was nothing to fear there either.
If Judai immediately activated "Heavy Storm" to destroy the Back Row, then the Evil God could simply chain "Call of the Haunted" to Heavy Storm.
Yes, Call of the Haunted was a Continuous Trap. Under normal circumstances, even if it was activated in response to the opponent's effect, once Call of the Haunted was destroyed, the monster revived by its effect would also have to be destroyed, making it pointless.
But that was only when reviving ordinary monsters. The monster he wanted to revive now was no ordinary monster, but a god. Once the Evil God was successfully summoned On the Field, he would no longer be affected by Trap effects. So even if Call of the Haunted was destroyed, it would not cause him to self-destruct.
But the arrival of Cosmic Neos changed everything. From the moment this Neos landed, the entire Field entered a forbidden domain. His Field seemed to have been sealed, and no effect could respond.
Complete silence!
And he immediately realized that this was also an effect that applied to the player. "The opponent cannot activate any effects activated On the Field." Those words targeted the player activating the effect, meaning the player