First printed in Edge of Eternities (2025)
Steelswarm Operator 
Artifact Creature — Robot Soldier
Flying
: Add . Spend this mana only to cast an artifact spell.: Add . Spend this mana only to activate abilities of artifact sources.
Legality
- Legal in
- Standard, Pioneer, Modern, Legacy, Vintage, Future Standard, Historic, Timeless, Alchemy, Gladiator, Commander, Duel Commander, Tiny Leaders, Oathbreaker, Brawl, Standard Brawl, Competitive Brawl
- Not legal in
- Pauper, Penny Dreadful, Premodern, Old School 93/94, Pauper Commander, PreDH
MTGO price: 0.003 TIX, the cheapest non-foil print (average sell price on GoatBots, 28 Oct 2026).
In Limited on MTG Arena
Win rates in Arena drafts and sealed, retrieved from 17Lands (CC BY 4.0).
| Set | GIH WR | vs set | IWD | Games |
|---|---|---|---|---|
| Edge of Eternities (EOE), Premier Draft | 53.1% | -2.3 | +1.1 | 16258 |
| Edge of Eternities (EOE), Sealed | 55.2% | -1.8 | -0.8 | 1335 |
- GIH WR
- win rate of the games in which the card was in the opening hand or drawn
- vs set
- points above or below the average win rate of all decks in the set
- IWD
- improvement when drawn: GIH WR minus the win rate when the card stayed in the library
- Games
- games in which the card was seen
Combos
18 combos from Commander Spellbook, the most popular first.
- Exile each opponent's library: Knacksaw Clique + Rex, Cyber-Hound + Steelswarm Operator
- Infinite blue mana that can only be spent to activate abilities of artifacts, Infinite blue mana that can only be spent to cast artifact spells: Freed from the Real + Memnarch + Steelswarm Operator
- Infinite blue mana that can only be spent to activate abilities of artifacts, Infinite blue mana that can only be spent to cast artifact spells: Encroaching Mycosynth + Freed from the Real + Steelswarm Operator
- Infinite blue mana that can only be spent to activate abilities of artifacts, Infinite blue mana that can only be spent to cast artifact spells: Freed from the Real + Liquimetal Torque + Steelswarm Operator
- Infinite blue mana that can only be spent to activate abilities of artifacts, Infinite blue mana that can only be spent to cast artifact spells: Memnarch + Pemmin's Aura + Steelswarm Operator
- Infinite blue mana that can only be spent to activate abilities of artifacts, Infinite blue mana that can only be spent to cast artifact spells: Liquimetal Torque + Pemmin's Aura + Steelswarm Operator
- Infinite mana artifacts you control can produce, Infinite untap of artifacts you control…: Filigree Sages + Steelswarm Operator + Training Grounds
- Infinite blue mana that can only be spent to activate abilities of artifacts, Infinite blue mana that can only be spent to cast artifact spells: Freed from the Real + Liquimetal Coating + Steelswarm Operator
- Infinite blue mana that can only be spent to activate abilities of artifacts, Infinite blue mana that can only be spent to cast artifact spells: Encroaching Mycosynth + Pemmin's Aura + Steelswarm Operator
- Infinite blue mana that can only be spent to activate abilities of artifacts, Infinite blue mana that can only be spent to cast artifact spells: Liquimetal Coating + Pemmin's Aura + Steelswarm Operator