Rainbow Kuriboh (AC19-EN010) - Advent Calendar 2019 1st Edition

You can only use each effect of "Rainbow Kuriboh" once per turn.
• When an opponent's monster declares an attack: You can target that attacking monster, equip this card from your hand to that monster. It cannot attack.
• When an opponent's monster declares a direct attack while this card is in your GY: You can Special Summon this card, but banish it when it leaves the field.