Overview:

This 5-color deck leverages Esika, God of the Tree // The Prismatic Bridge as a turbo engine to cheat out game-winning planeswalkers and creatures. The strategy focuses on ramping into The Prismatic Bridge as early as turn 2-3 using fast mana (Mana Vault, Chrome Mox, Lotus Petal), then using its upkeep trigger to cascade into high-impact threats like Ugin, the Spirit Dragon, Nicol Bolas, God-Pharaoh, and Vorinclex, Monstrous Raider. Secondary win conditions include planeswalker ultimates supercharged by Doubling Season/Deepglow Skate, infinite activations via Teferi, Temporal Archmage + The Chain Veil, and poison kills with Etali, Primal Conqueror's transformed side. The commander is critical to the strategy, enabling both mana fixing and free threats.

Primer:

Core Strategy Execution:

1. Turbo Ramp (Turns 1-3): Mulligan aggressively for fast mana (Mana Vault, Sol Ring, Mox Amber). Use fetches/shocks to fix colors. Aim to cast The Prismatic Bridge by turn 3.
2. Bridge Activation (Turns 3+): Protect Bridge with Deflecting Swat/Fierce Guardianship. Each upkeep, reveal until hitting bombs like Teferi, Hero of Dominaria, Liliana, Dreadhorde General, or Sphinx of the Second Sun for extra phases.
3. Combo/Lock Setup:
   • Use Teferi, Temporal Archmage's -1 to untap The Chain Veil for infinite planeswalker activations.
   • Doubling Season + Deepglow Skate enables instant ultimates from planeswalkers.
   • Ichormoon Gauntlet turns noncreature spells into proliferate engines.
4. Closing the Game: Overwhelm with planeswalker emblems, Nicol Bolas, Dragon-God's ult, or Etali, Primal Sickness poison triggers.

Mulligan Priorities:

• At least 2 mana sources (preferably including a fast mana artifact).
• The Prismatic Bridge enablers (Delighted Halfling, Mox Amber).
• Protection (Force of Will, Teferi's Protection) if expecting early interaction.
• Avoid hands without Bridge acceleration or color fixing.

Key Tips:

• Use Oath of Teferi to double-activate planeswalkers the turn they enter via Bridge.
• Vorinclex, Monstrous Raider doubles loyalty counters on entering planeswalkers.
• Sphinx of the Second Sun gives an extra untap phase to recharge Bridge triggers.
• The One Ring provides critical card draw and temporary immunity after Bridge resolves.

Weaknesses:

Critical

• Extreme vulnerability to Stony Silence/Null Rod shutting off 17+ mana artifacts.
• Drannith Magistrate/Nevermore blocking Bridge casts.
• Farewell exiling Bridge and planeswalkers in one cast.

Moderate

• Countermagic targeting Bridge (though protected by free interaction).
• The Reality Chip-style topdeck manipulation counters Bridge's random reveal.
• Cursed Totem nullifies Bloom Tender/Delighted Halfling.

Minor

• Graveyard reliance for Eerie Ultimatum is minimal but present.
• Limited creature-based interaction for resolved threats.

Most Important Cards:

• The Prismatic Bridge (Engine)
• Teferi, Temporal Archmage (Infinite activations with Chain Veil)
• Doubling Season (Planeswalker turbo)
• Mana Vault (Critical early acceleration)
• The Chain Veil (Combo piece)
• Vorinclex, Monstrous Raider (Loyalty doubler)
• Deepglow Skate (Loyalty explosion)
• Force of Will (Free protection)
• Ichormoon Gauntlet (Proliferate engine)
• Demonic Tutor (Key tutor)

Attribute Ratings:

Speed: 8/10
Capable of T3 Bridge into T4 Ugin/Nicol Bolas, with T5-6 combo kills using Chain Veil loops.

Resilience: 6/10
Free counterspells and hexproof-granting effects protect the engine, but Bridge's 5 CMC makes recasting costly after removal.

Consistency: 9/10
11 tutors (including Imperial Seal, Enlightened Tutor), 15+ ramp pieces, and Bridge's inherent card advantage ensure reliable execution.

Interaction: 7/10
Premium counterspells (Mana Drain, Force of Negation) and targeted removal (Assassin's Trophy), but light on board wipes beyond Cyclonic Rift.

Rating Justification:

This deck operates at cEDH-adjacent speeds with T3-4 Bridge activations and compact combos but lacks the stack-centric interaction and redundancy of true Tier 1 lists. Its explosive potential and tutor density place it firmly in high-power optimized tiers.

Power level: 8.0 - 8.5