Mechanic: Will spawn at the lobby then rush to the current room at a decently fast speed, and can see under tables. Once it reaches the current room, it will scream really loudly. When it screams, a blue colored acid will be on the floor, and will which will deal 25% of your health when touched, and will despawn after 10 seconds. A-34 will then rush back to the lobby and despawn.
If this becomes a game, particles will be optional if the creator wants to add them.