Overview:

This Jeskai (U/R/W) spellslinger deck revolves around Shiko and Narset, Unified, leveraging its Flurry trigger to copy targeted spells or generate card advantage. The strategy focuses on casting multiple instant/sorcery spells per turn to enable explosive value engines like Arcane Bombardment, Storm-Kiln Artist, and Veyran, Voice of Duality, while using token generators (Kykar, Wind's Fury, Monastery Mentor) and spell recursion (Narset, Enlightened Exile) to build board presence. The deck aims to win through overwhelming value, copied game-ending spells (e.g., Inspired Ultimatum), and incremental damage from magecraft triggers.

Primer:

Core Strategy Execution:

1. Early Setup (Turns 1-4): Deploy mana rocks (Sol Ring, Talismans), cost reducers (Goblin Electromancer, Helm of Awakening), and value engines like Whirlwind of Thought. Cast cantrips (Anticipate, Careful Consideration) to dig for key pieces.
2. Midgame Triggers (Turns 4-6): Cast Shiko and Narset, then sequence two spells per turn to activate Flurry. Prioritize copying targeted removal (Swords to Plowshares), card draw (Channeled Force), or game-swinging spells (Blatant Thievery). Use Vedalken Orrery to maximize instant-speed flexibility.
3. Win Conditions (Turns 6+):
   • Spell Recursion Loops: Activate Arcane Bombardment to chain free spells from the graveyard each turn.
   • Token Swarms: Amplify Leonin Lightscribe and Monastery Mentor tokens with copied pump spells (Akroma's Will).
   • Big Spells: Copy Inspired Ultimatum or Will of the Temur for card advantage and direct damage.

Mulligan Priorities:

• Keep hands with 2-3 lands, at least one ramp artifact, and a cantrip or early interaction.
• Prioritize hands containing Storm-Kiln Artist, Whirlwind of Thought, or Arcane Signet.
• Avoid hands with only high-CMC spells or no early plays.

Key Tips:

• Time Shiko and Narset’s Flurry trigger to copy removal or card draw for maximum tempo.
• Use Narset's Reversal defensively to counter key opponent spells or recycle your own.
• Electrodominance can cheat out Arcane Bombardment early for immediate value.

Weaknesses:

Critical

• Commander Dependency: Shiko and Narset’s Flurry is central to the strategy; repeated removal cripples the deck’s engine.
• Graveyard Reliance: Arcane Bombardment and Mystic Sanctuary are neutered by common graveyard hate (Rest in Peace).

Moderate

• Stax Vulnerabilities: Rule of Law/Eidolon of Rhetoric limits spell-copy potential.
• Board Wipes: Token armies and mana dorks struggle against Damnation-style effects.

Minor

• Limited Fast Mana: No Mana Crypt/Jeweled Lotus slows explosive starts.
• Noncreature Interaction: Minimal answers to resolved enchantments outside Crush Contraband.

Most Important Cards:

• Arcane Bombardment (Recursive spell engine)
• Storm-Kiln Artist (Treasure generation for spell synergy)
• Shiko and Narset, Unified (Core engine for copying/draw)
• Veyran, Voice of Duality (Magecraft amplifier)
• Narset's Reversal (Protection and spell recursion)
• Kykar, Wind's Fury (Token generation and mana fixing)
• Electrodominance (Cheat out high-impact spells)
• Whirlwind of Thought (Card draw engine)
• Force of Will (Free interaction)
• Inspired Ultimatum (Game-ending value/damage)

Attribute Ratings:

Speed: 6/10

• Can threaten wins via copied ultimatums or token swarms by T7-8, but lacks fast infinite combos.

Resilience: 5/10

• Moderate protection (Flawless Maneuver, counterspells) but overly reliant on the commander and graveyard.

Consistency: 7/10

• Strong card draw and cantrips mitigate variance, though tutors for key enchantments are sparse.

Interaction: 7/10

• Robust suite of counterspells, removal, and redirect effects (Deflecting Swat), but lacks stack control for backbreaking noncreature spells.

Rating Justification:

This deck operates efficiently in the T7-8 win range with potent value engines and interaction, aligning with the "Focused" tier. However, its commander dependency and graveyard vulnerabilities cap its resilience, preventing higher optimization tiers.

Power level: 6.0 - 6.5