Machina Fortress [SDMM-EN001] Ultra Rare Normal Trap You can only use this

You can only use this effect of “Ride of the Valkyries” once per turn

except its own

Set: Legacy of the Valiant Card type: Effect Monster Rarity: Super Rare Attack: 100 Defense: 1600 Cannot be Normal Summoned

If this card is sent to the GY while equipped to a monster: You can add 1 Level 1 Dragon monster from your Deck or GY to your hand

Those monsters cannot change their battle positions for the rest of this turn

Machina Fortress [SDMM-EN001] Ultra Rare Normal Trap You can only use thisSet: Structure Deck: Machina Mayhem Card type: Effect Monster Rarity: Ultra Rare Attack: 2500 Defense: 1600 You can discard Machine Type monster(s) whose total Levels equal 8 or more, then Special Summon this card (from your hand or Graveyard). When this card is destroyed by battle and sent to the Graveyard, select and destroy 1 card your opponent controls. When this face up card you control is targeted by an opponent's Effect Monster's effect, look