During damage calculation, if a monster battles: You take no battle damage from that battle.
If this Set card in its owner's control is destroyed by your opponent's card effect and sent to the GY: You can target up to 2 Normal Traps in your GY, except "Boo-Boo Game"; Set them to your field.
They can be activated this turn.
You can only use this effect of "Boo-Boo Game" once per turn.