Tezzeret the Seeker [Duel Decks: Elspeth vs. Tezzeret] SWSH090 as long as this card

as long as this card remains on the field

Set: Neo Genesis Unlimited Type: Psychic Rarity: Holo Rare Retreat cost: Colorless

Set: Aquapolis Type: Psychic Rarity: Uncommon Retreat cost: Colorless

Set: Champion Pack 5 Card type: Spell Card Rarity: Ultra Rare Special Sumon 1 "Metal Fiend Token" (Fiend-Type/DARK/Level1/ATK 0/DEF 0)

When Cyclopean Tomb is put into a graveyard from the battlefield

Tezzeret the Seeker [Duel Decks: Elspeth vs. Tezzeret] SWSH090 as long as this cardSet: Duel Decks: Elspeth vs. Tezzeret Type: Legendary Planeswalker Tezzeret Rarity: Mythic Cost: {3}{U}{U} +1: Untap up to two target artifacts. X: Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle. 5: Artifacts you control become artifact creatures with base power and toughness 5 5 until end of turn.