Martial Metal Marcher [CT15-EN009] Ultra Rare OTS Tournament Pack 6 this card's ATK becomes double

this card's ATK becomes double its original ATK during that damage calculation only

when a card or effect is activated: You can negate the activation and destroy it

You can only use this effect of "Abyss Actor - Extras" once per turn

• Terraforming

Martial Metal Marcher [CT15-EN009] Ultra Rare OTS Tournament Pack 6 this card's ATK becomes doubleSet: 2018 Mega Tins Card type: Synchro Tuner Effect Monster Rarity: Ultra Rare Attack: 500 Defense: 2200 1 Tuner + 1+ non Tuner monsters If this card is Synchro Summoned: You can target 1 Tuner in your GY; Special Summon it in Defense Position, but negate its effects. You can only use this effect of "Martial Metal Marcher" once per turn. A Synchro Monster that used this card as material is treated as a Tuner while face up on the field.