Malefic Claw Stream [YMP1-EN009] Secret Rare Legendary Collection 2 or opponent's monster effect(s)

or opponent's monster effect(s)

You can only use this effect of "Iron Dragon Tiamaton" once per turn

Must be Special Summoned (from your hand) by revealing 3 other "Cubic" cards in your hand with different names

all monsters they control are changed to face-up Attack Position and each monster they control are changed to face-up Attack Position

Malefic Claw Stream [YMP1-EN009] Secret Rare Legendary Collection 2 or opponent's monster effect(s)Set: Bonds Beyond Time Movie Pack Card type: Normal Trap Rarity: Secret Rare Attack: 0 Defense: 0 Activate only if you control a face up "Malefic" monster. Select 1 monster your opponent controls, and destroy it.