Darksteel

Imprint — X, T: You may exile an instant or sorcery card with mana value X from your hand. At the beginning of your upkeep, you may copy a card exiled with this artifact. If you do, you may cast the copy without paying its mana cost.

Flying As long as this creature is untapped, it has protection from artifacts and from each color. Whenever you cast a spell, you may untap this creature.

Enchant permanent When this Aura enters, tap enchanted permanent. Enchanted permanent doesn't untap during its controller's untap step. Enchanted permanent has "Discard two artifact cards: Untap this permanent."

Flying Sacrifice this creature: Regenerate target artifact.

Target player reveals three cards from their hand and you choose one of them. That player discards that card. Then if that player has more cards in hand than you, return Pulse of the Dross to its owner's hand.

You gain 4 life. Then if an opponent has more life than you, return Pulse of the Fields to its owner's hand.

Pulse of the Forge deals 4 damage to target player or planeswalker. Then if that player or that planeswalker's controller has more life than you, return Pulse of the Forge to its owner's hand.

Draw two cards, then discard a card. Then if an opponent has more cards in hand than you, return Pulse of the Grid to its owner's hand.

Create a 3/3 green Beast creature token. Then if an opponent controls more creatures than you, return Pulse of the Tangle to its owner's hand.

Destroy target artifact creature or black creature. It can't be regenerated.

Affinity for artifacts (This spell costs 1 less to cast for each artifact you control.) When this creature attacks or blocks, return it to its owner's hand at end of combat. (Return it only if it's on the battlefield.)

Affinity for Plains (This spell costs 1 less to cast for each Plains you control.) Vigilance

Choose one — • Destroy target land. • Search your library for a land card, put that card onto the battlefield, then shuffle. Entwine 1G (Choose both if you pay the entwine cost.)

Put two target artifacts on top of their owners' libraries.

As an additional cost to cast this spell, sacrifice an artifact. Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.

Return all artifacts you control to their owner's hand.

Return target artifact card from your graveyard to your hand.

Whenever this creature attacks, tap all artifacts.

Cast this spell only during combat on your turn. Choose one — • Creatures you control gain double strike until end of turn. • Untap all creatures you control. After this phase, there is an additional combat phase. Entwine 1R (Choose both if you pay the entwine cost.)

This creature can't block.

Enchant creature Enchanted creature gets -1/-1. When enchanted creature dies, return this card from your graveyard to the battlefield.

Target opponent chooses an artifact card in their graveyard. Put that card onto the battlefield under your control.

Choose one — • Look at the top five cards of target opponent's library, then put them back in any order. • Look at the top five cards of your library, then put them back in any order. Entwine U (Choose both if you pay the entwine cost.)

T: Add C. Any time you could mulligan and this card is in your hand, you may exile all the cards from your hand, then draw that many cards. (You can do this in addition to taking mulligans.)