Gem-Knight Zirconia [HA07-EN018] Super Rare Fish If this card is Special

If this card is Special Summoned: You can change it to face-down Defense Position

you can apply one of these effects

then you can Set it to your field

Set: High-Speed Riders Card type: Effect Monster Rarity: Super Rare Attack: 1700 Defense: 1200 When this card is Normal or Special Summoned while you control no other monsters: You can Special Summon 1 Level 3 or lower Fiend-Type Tuner monster from your hand or Graveyard

Gem-Knight Zirconia [HA07-EN018] Super Rare Fish If this card is SpecialSet: Hidden Arsenal 7: Knight of Stars Card type: Fusion Monster Rarity: Super Rare Attack: 2900 Defense: 2500 1 "Gem Knight" monster + 1 Rock Type monster