Inventors' Fair [Kaladesh Promos] GR Set: SM - Forbidden Light

Set: SM - Forbidden Light Type: Metal Rarity: Secret Rare Retreat cost: 3 [M] Overclock

Set: Aquapolis Type: Water Rarity: Holo Rare Retreat cost: 1 [2W] Aqua Sonic (40)

or when a Spell/Trap Card that is already face-up on the field activates its effect: You can send this card from your hand or your side of the field to the Graveyard

If both of them are heads

inflict piercing battle damage

Inventors' Fair [Kaladesh Promos] GR Set: SM - Forbidden LightSet: Kaladesh Promos Type: Legendary Land Rarity: Rare Cost: At the beginning of your upkeep, if you control three or more artifacts, you gain 1 life. {T}: Add {C}. {4}, {T}, Sacrifice Inventors' Fair: Search your library for an artifact card, reveal it, put it into your hand, then shuffle your library. Activate this ability only if you control three or more artifacts.