After a Potion is banished in Step 4, can the attack from its reward be used that turn?

Question

Accepted Answer

No. Attacks can only be assigned in Step 3, which is over by the time Potions are completed in Step 4, so a reward attack from the Potion cannot be used that turn.

Harry Potter: Hogwarts Battle

After a Potion is banished in Step 4, can the attack from its reward be used that turn?