You can only use either this card name’s 1st or 3rd effect per turn, and only once that turn.
(1) If you have more monsters in your GY than your opponent does: You can Special Summon this card from your hand.
(2) Gains 300 ATK/DEF for each “Kuriboh” monster you control and in your GY.
(3) During your Main or Battle Phase (Quick Effect): You can return this card to the hand, and if you do, Special Summon 1 “Kuribah”, 1 “Kuribee”, 1 “Kuriboo”, 1 “Kuribeh”, and 1 “Kuriboh” from your hand and/or GY in Attack Position.