Goblin Engineer (Retro) [Modern Horizons] Instant As long as those cards

As long as those cards remain exiled

Set: Unlimited Edition Type: Artifact Rarity: Rare Cost: {0} {T}: Add {W}

Skip your draw step

Set: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {0} At the beginning of your upkeep

Set: Magic 2011 Type: Creature — Human Assassin Rarity: Rare Cost: {1}{B}{B} {T}: Destroy target tapped creature

Goblin Engineer (Retro) [Modern Horizons] Instant As long as those cardsSet: Modern Horizons Type: Creature Goblin Artificer Rarity: Rare Cost: {1}{R} When Goblin Engineer enters the battlefield, you may search your library for an artifact card, put it into your graveyard, then shuffle. {R}, {T}, Sacrifice an artifact: Return target artifact card with mana value 3 or less from your graveyard to the battlefield.