Mask Change [PGL3-EN083] Gold Rare Unidentified You can only use this

You can only use this effect of "Infinitrack Goliath" once per turn

while this card is in your GY (Quick Effect): Return this card to your hand

Steward of Elements

Set: Sun & Moon: Burning Shadows Type: Darkness Rarity: Ultra Rare Retreat cost: Colorless

except "Seal

Mask Change [PGL3-EN083] Gold Rare Unidentified You can only use thisSet: Premium Gold: Infinite Gold Card type: Quick Play Spell Rarity: Gold Rare Target 1 "HERO" monster you control; send it to the Graveyard, also, after that, if it left the field by this effect, Special Summon 1 "Masked HERO" monster from your Extra Deck with the same Attribute that the sent monster had when it was on the field (its original Attribute, if face down).