Arc Reactor

Marvel Super Heroes #243

Type: Artifact

Mana cost: {5}

Card text: Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) This artifact enters tapped. {T}: Add {C}{C}{C}.

Rarity: rare

Artist: Maxim Ruabtsev

"A true marvel of engineering."

Released: June 26, 2026

Prices

$1.12 USD · $2.24 USD (Foil) · €0.58 EUR

Buy This Card

Buy on TCGPlayer · Buy on Cardmarket · Buy on Cardhoarder

Format Legality

Format	Legality
Standard	✓ Legal
Pioneer	✓ Legal
Modern	✓ Legal
Legacy	✓ Legal
Commander	✓ Legal
Vintage	✓ Legal
Pauper	✗ Not Legal
Oathbreaker	✓ Legal

Draft & Sealed Synergies

Best cards to pair with Arc Reactor in Marvel Super Heroes limited

common

Hydraulic Helper

Artifact Creature — Robot

Taps for mana to help cast Arc Reactor with improvise, then Arc Reactor provides the colorless mana to cast more artifacts.

S.H.I.E.L.D. Deployment Drone

Artifact Creature — Robot

Provides an artifact body to help improvise Arc Reactor, and once Arc Reactor is online, the three mana helps recast more artifacts.

Ultron Drone

Artifact Creature — Robot Villain

Can tap to help cast Arc Reactor via improvise, then Arc Reactor's three mana helps activate Ultron Drone's power-up ability.

rare

Ironheart, Clever Champion

Legendary Artifact Creature — Human Hero

Gives all your noncreature spells improvise, making Arc Reactor much easier to cast and creating a powerful artifact-based engine.

mythic

Ultron, Artificial Malevolence

Legendary Artifact Creature — Robot Villain

Arc Reactor provides the mana to pay for Ultron's copy ability, allowing you to duplicate artifacts and build an overwhelming board.

T'Challa, the Black Panther Leads Wakanda Into Commander

A precon upgrade guide for the Wakanda Forever Commander deck from Marvel Super Heroes Commander, covering what to keep, what to cut, and the best upgrades for T'Challa, the Black Panther's artifact and Vibranium token strategy.

2026-07-07T16:28:42.000Z

Doctor Doom, King of Latveria: Upgrading the Doom Prevails Precon

A card-by-card upgrade guide for the Doom Prevails Commander precon from Marvel Super Heroes Commander, covering what to keep, what to cut, and the best additions for Doctor Doom, King of Latveria.

2026-07-07T16:26:09.000Z

Captain America, Team Leader: Upgrading the Avengers Assemble Precon

A precon upgrade guide for the Avengers Assemble Commander deck from Marvel Super Heroes Commander, covering what to keep, what to cut, and the best Jeskai staples to add around Captain America, Team Leader.

2026-07-07T16:26:03.000Z

Mister Fantastic Upgrade Guide: Stretching The Fantastic Four Precon to Its Limit

A precon upgrade guide for the Fantastic Four Commander deck from Marvel Super Heroes Commander — what to keep, what to cut, and the best Mister Fantastic upgrades for this four-color deck.

2026-07-07T16:22:50.000Z