Plague Engineer [Modern Horizons] Demon Dragon lands you control have "{T}:

lands you control have "{T}: Add one mana of any color

Set: Time Spiral Timeshifted Type: Artifact Rarity: Rare Cost: {0} {1}

Set: Coldsnap Type: Instant Rarity: Uncommon Cost: {1}{U} Counter target red or green spell

Set: Ignition Assault Card type: Link/Effect Monster Rarity: Super Rare Attack: 2800 2+ "Gouki" monsters The first time each monster this card points to would be destroyed by battle each turn

Set: Duelist Pack 1: Jaden Yuki Card type: Fusion/Effect Monster Rarity: Ultra Rare Attack: 1800 Defense: 1000 "Elemental Hero Burstinatrix" + "Elemental Hero Bubbleman" This monster cannot be Special Summoned except by Fusion Summon

Plague Engineer [Modern Horizons] Demon Dragon lands you control have "{T}:Set: Modern Horizons Type: Creature Phyrexian Carrier Rarity: Rare Cost: {2}{B} Deathtouch As Plague Engineer enters the battlefield, choose a creature type. Creatures of the chosen type your opponents control get 1 1. "The lasting effects are invariably fatal." Phyrexian progress notes