Kingdra (19/147) [Aquapolis] 106 while a monster is equipped

while a monster is equipped to it by this effect

Set: King's Court Card type: Effect monster Rarity: Collector's Rare Attack: 1600 Defense: 1400 When this card is Normal Summoned while you control "Queen's Knight": You can Special Summon 1 "Jack's Knight" from your Deck

Set: Champion Pack 3 Card type: Normal Spell Rarity: Ultra Rare Activate only if you control 2 or more face-up Attack Position Spellcaster-Type monsters

Set: Return of the Duelist Card type: Normal Spell Rarity: Ultimate Rare Add 1 "Spellbook" card from your Deck to your hand

Kingdra (19/147) [Aquapolis] 106 while a monster is equippedSet: Aquapolis Type: Water Rarity: Rare Retreat cost: Colorless,Colorless,Colorless