Gallow, End of the Line (Marvel Cold Foil) [SUP267] (Super Slam) Cold Foil FAB036 you may play a Mechanologist

you may play a Mechanologist item with cost 0 or 1 from the top of your deck as though it were an instant

If it's a Mechanologist card

Set: Part the Mistveil Finish: Cold Foil Type: Hero Subtype: Young Rarity: Marvel Class: Mystic Illusionist Life: 20 Intellect: 4 Your first Spectral Shield attack each turn costs [1 Resources] less to activate

Set: Dusk Till Dawn Finish: Cold Foil Type: Equipment Subtype: Chest Rarity: Legendary Class: Light Illusionist If a card with Herald in its name has been put into your hero's soul during your turn

and rules book

Gallow, End of the Line (Marvel Cold Foil) [SUP267] (Super Slam) Cold Foil FAB036 you may play a MechanologistSet: Super Slam Finish: Cold Foil Type: Action Subtype: Ally Rarity: Marvel Class: Pirate; Necromancer Cost: 3 Power: 4 Life: 3 Action [1 Resource],TAP: Attack Instant TAP, discard a card with watery grave: Until end of turn, effects controlled by opponents don't trigger when their attacks hit. Watery Grave (When this is put into your graveyard from the arena, turn it face down.)