Neurok Spy

Neurok Spy can't be blocked as long as defending player controls an artifact.

Psychic Membrane

Defender (This creature can't attack.)
Whenever Psychic Membrane blocks, you may draw a card.

Sage Owl

Flying
When Sage Owl enters, look at the top four cards of your library, then put them back in any order.

Skyhunter Cub

As long as Skyhunter Cub is equipped, it gets +1/+1 and has flying.

Leonin Den-Guard

As long as Leonin Den-Guard is equipped, it gets +1/+1 and has vigilance.

Thoughtcast

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)
Draw two cards.

Leonin Scimitar

Equipped creature gets +1/+1.
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Empyrial Plate

Equipped creature gets +1/+1 for each card in your hand.
Equip {2}

Wanderguard Sentry

When Wanderguard Sentry enters, look at target opponent's hand.

Wrath of God

Destroy all creatures. They can't be regenerated.

Plains

Leonin Skyhunter

Neurok Familiar

Flying
When Neurok Familiar enters, reveal the top card of your library. If it's an artifact card, put it into your hand. Otherwise, put it into your graveyard.

Merchant of Secrets

When Merchant of Secrets enters, draw a card.

Arrest

Enchant creature
Enchanted creature can't attack or block, and its activated abilities can't be activated.

Lumengrid Sentinel

Flying
Whenever an artifact you control enters, you may tap target permanent.

Raise the Alarm

Create two 1/1 white Soldier creature tokens.

Bonesplitter

Frogmite

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

Somber Hoverguard

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)
Flying

Ornithopter

Myr Retriever

When Myr Retriever dies, return another target artifact card from your graveyard to your hand.

Coastal Tower

Coastal Tower enters tapped.
{T}: Add {W} or {U}.

Welding Jar

Sacrifice Welding Jar: Regenerate target artifact.

Island

Ancient Den

Curiosity

Enchant creature
Whenever enchanted creature deals damage to an opponent, you may draw a card.

Roar of the Kha

Choose one —
• Creatures you control get +1/+1 until end of turn.
• Untap all creatures you control.
Entwine {1}{W} (Choose both if you pay the entwine cost.)