Quick Answer

Guidelight Optimizer is a common Artifact Creature — Robot from DFT (DFT) costing {1}{U}. Current price: $0.06 USD. Legal in Modern. Legal in Commander. Legal in Standard.

Guidelight Optimizer MTG card

Guidelight Optimizer

Artifact Creature — Robot

Card Text

{T}: Add {U}. Spend this mana only to cast an artifact spell or activate an ability.

"Analysis: Systems operating at 125% efficiency. Stress within expected tolerances. Exclamatory: Punch it."

Card Stats

2/1 common CMC: 2.0 DFT DFT 🎨 Mirko Failoni

Market Prices

TCGPlayer
$0.06
Normal
Buy
TCGPlayer
$0.13
Foil
Buy
Card Kingdom
$0.35
Normal
Buy
Card Kingdom
$0.49
Foil
Buy
Cardmarket
€0.12
Normal
Buy
Cardmarket
€0.08
Foil
Buy
Prices updated: 2025-12-08

Format Legality

Alchemy Legal
Brawl Legal
Commander Legal
Duel Legal
Future Legal
Gladiator Legal
Historic Legal
Legacy Legal
Modern Legal
Oathbreaker Legal
Pauper Legal
Paupercommander Legal
Penny Legal
Pioneer Legal
Standard Legal
Standardbrawl Legal
Timeless Legal
Vintage Legal

Similar Cards

Community Stats

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Frequently Asked Questions

What is Guidelight Optimizer? Basics

Guidelight Optimizer is a Artifact Creature — Robot card from the Magic: The Gathering trading card game.

Its ability reads: "{T}: Add {U}. Spend this mana only to cast an artifact spell or activate an ability."

How much mana does Guidelight Optimizer cost to cast? Basics

Guidelight Optimizer has a mana cost of {1}{U}, which equals 2.0 total mana (converted mana cost/mana value).

It requires U mana to cast.

What does mana cost mean in Magic: The Gathering? Basics

Mana cost is the amount and type of mana required to cast a spell in Magic: The Gathering.

Guidelight Optimizer's mana cost of {1}{U} means you need to pay that much mana from your lands or other sources.

Colored symbols (W=White, U=Blue, B=Black, R=Red, G=Green) must be paid with that specific color, while numbers can be paid with any color.

What is converted mana cost (CMC) or mana value? Basics

Converted mana cost (now officially called "mana value") is the total amount of mana in a card's mana cost, regardless of color.

Guidelight Optimizer has a mana value of 2.0. This is important for effects that care about a spell's total cost, like cascade or cards that say "mana value 3 or less."

What is oracle text? Basics

Oracle text is the official, current rules text for a Magic card as maintained by Wizards of the Coast. It supersedes any printed text on older cards.

Guidelight Optimizer's current oracle text is: "{T}: Add {U}. Spend this mana only to cast an artifact spell or activate an ability."

What is the current price of Guidelight Optimizer? Pricing

The current market price for Guidelight Optimizer is approximately $0.06 USD on TCGPlayer.

A foil copy costs approximately $0.13 USD.

On Cardmarket (Europe), it's approximately €0.12 EUR.

Where can I buy Guidelight Optimizer? Pricing

You can purchase Guidelight Optimizer from major MTG retailers including:

Prices vary by condition and printing. Check multiple sellers to find the best price.

What is the difference between normal and foil cards? Pricing

Foil cards have a shiny, holographic finish that makes them more collectible. They are functionally identical to normal cards but typically cost more due to their rarity and visual appeal.

Guidelight Optimizer normal: $0.06 | foil: $0.13

Is Guidelight Optimizer legal in Standard? Legality

Guidelight Optimizer is Legal in Standard format.

Standard is a rotating format that only allows cards from the most recent sets.

Is Guidelight Optimizer legal in Modern? Legality

Guidelight Optimizer is Legal in Modern format.

Modern includes all cards printed in a standard-legal set from 8th Edition forward.

Is Guidelight Optimizer legal in Commander (EDH)? Legality

Guidelight Optimizer is Legal in Commander (EDH) format.

Commander is a casual multiplayer format where you build a 100-card singleton deck around a legendary creature.

Is Guidelight Optimizer legal in Pioneer? Legality

Guidelight Optimizer is Legal in Pioneer format.

Pioneer is a non-rotating format that includes all standard-legal sets from Return to Ravnica forward.

Is Guidelight Optimizer legal in Legacy? Legality

Guidelight Optimizer is Legal in Legacy format.

Legacy allows almost all cards ever printed, with a substantial ban list for balance.

Is Guidelight Optimizer legal in Vintage? Legality

Guidelight Optimizer is Legal in Vintage format.

Vintage is the most permissive format, allowing almost all cards with only a minimal ban list. Some powerful cards are "Restricted" (limited to 1 copy).

Is Guidelight Optimizer legal in Pauper? Legality

Guidelight Optimizer is Legal in Pauper format.

Pauper only allows cards that have been printed at common rarity in a paper or online set.

What is format legality in MTG? Legality

Format legality indicates which official MTG formats allow a card to be played:

  • Legal: Card is allowed in the format
  • Banned: Card is prohibited from play
  • Restricted: Limited to 1 copy (Vintage only)
  • Not Legal: Card was never part of that format's card pool

Different formats have different banned lists based on power level and game balance.

What set is Guidelight Optimizer from? Details

This printing of Guidelight Optimizer is from DFT (DFT), with collector number 45.

Guidelight Optimizer may also appear in other MTG sets with different art or special treatments.

What is Guidelight Optimizer's rarity? Details

Guidelight Optimizer is a common card in DFT.

Card rarity affects both availability and price. From rarest to most common: Mythic Rare → Rare → Uncommon → Common.

Who illustrated Guidelight Optimizer? Details

Guidelight Optimizer was illustrated by Mirko Failoni.

Magic: The Gathering features artwork from hundreds of talented artists, and many cards have been reprinted with new art over the years.

What is Guidelight Optimizer's power and toughness? Details

Guidelight Optimizer is a 2/1 creature.

Power (2) determines how much combat damage the creature deals. Toughness (1) determines how much damage it can take before being destroyed.

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