Lithoform Engine [Zendikar Rising Prerelease Promos] Phyrexian Horror You can only use this

You can only use this effect of "Nekroz of Catastor" once per turn

and/or a Dragon card from among them and put them into your hand

face-up monsters on the field cannot activate their effects

whenever you cast an instant or sorcery spell

Set: Judgment of the Light Card type: Continuous Trap Rarity: Ultra Rare Special Summon this card in Defense Position as a Normal Monster (Fiend-Type/Tuner Monster/EARTH/Level 2/ATK 0/DEF 0)

Lithoform Engine [Zendikar Rising Prerelease Promos] Phyrexian Horror You can only use thisSet: Zendikar Rising Prerelease Promos Type: Legendary Artifact Rarity: Mythic Cost: {4} {2}, {T}: Copy target activated or triggered ability you control. You may choose new targets for the copy. {3}, {T}: Copy target instant or sorcery spell you control. You may choose new targets for the copy. {4}, {T}: Copy target permanent spell you control. (The copy becomes a token.)