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Master Yi

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Ionia region icon
Excellent (8/10)
Low Investment
Epic Relics
Master Yi is an exceptionally powerful champion capable of consistent early-game victories. However, his highly repetitive spell-casting loop leads some to find his playstyle unengaging.
Infinite Strike
  • Echoing Spirit icon
    Ensures Master Yi is drawn consistently and reduces the cost of his champion spell, which is critical for enabling continuous casting loops.
  • Secret Technique icon
    Doubles the stat gains from Wuju Style and Twin Disciplines, accelerating his scaling to lethal levels.
  • Chosen by the Stars icon
    Provides the necessary Overwhelm and Challenger keywords to bypass enemy blockers and deliver a lethal strike directly to the Nexus.

Strategy

This build focuses on achieving a one-turn kill. Echoing Spirit guarantees access to Master Yi and his spells. By repeatedly casting Wuju Style and Twin Disciplines, Secret Technique doubles the stat output, while Chosen by the Stars ensures the accumulated power translates into Nexus damage.
Plunder Acceleration
  • Packed Powder icon
    Reduces Master Yi's high base cost when the enemy Nexus is damaged, allowing for much earlier deployment.
  • The Scourge's Stash icon
    Stacks with Packed Powder to further discount Master Yi, often enabling him to be played on the first or second turn.
  • The Beast Within icon
    Grants Overwhelm to ensure Master Yi's high attack power cannot be mitigated by small blockers.

Strategy

This setup bypasses Master Yi's high mana cost. By triggering Plunder early, you can deploy him rounds ahead of schedule. Once on the board, The Beast Within provides the Overwhelm necessary to close out the game quickly.
Tactical Escalation
  • The Grand General's Counterplan icon
    Provides a consistent source of Master Yi's champion spell every round, fueling his scaling engine.
  • Crownguard Inheritance icon
    Grants a Rally effect upon leveling up, allowing Master Yi to attack twice in a single round for a decisive finish.
  • Troll King's Crown icon
    Ensures all accumulated stats bypass enemy blockers by granting Overwhelm.

Strategy

A highly effective build utilizing only rare relics. The Grand General's Counterplan ensures you never run out of spells to cast. The goal is to scale Master Yi, trigger his level-up condition, and use the Rally from Crownguard Inheritance to attack twice with Overwhelm.
Other Relic Options
  • Lost Chapter icon
    Provides immediate spell mana upon summoning, which is highly valuable for accelerating early-game spell combos.
  • Chemtech Duplicator icon
    Considered a trap option. Spells copied by this relic do not count as being 'played' from hand, meaning they fail to trigger Master Yi's inherent synergies.
Constellation
Master Yi reaches a massive power spike at 3 stars, capable of clearing the most difficult adventures. Further constellation investments are powerful but often considered unnecessary for his core strategy.
  • Icon for Mind and Body

    Mind and Body

    When you play a non-Fleeting spell or Skill, create a 1 cost Fleeting Twin Disciplines in hand.
  • Icon for Emai

    Emai

    +1 Starting Mana. Round Start: Flow: Give your Strongest ally Elusive this round.
  • Icon for Mind and Body II

    Mind and Body II

    When you play a non-Fleeting spell or Skill, create a 1 cost Fleeting Twin Disciplines in hand. Round Start: Flow: Grant allies +1|+1.
Gameplay Tips
  • Prioritize Cost Reduction
Seek out powers like Spellslinger or Wild Inspiration. Reducing the cost of Master Yi's spells is the primary win condition, enabling continuous casting loops that scale his stats to lethal levels on the first turn.
  • Manage Hand Space
Wuju Style draws a champion card upon use. If your spells are not discounted to zero mana, continuously casting it will quickly fill your hand and cause subsequent drawn cards to be obliterated. Plan your spell sequences carefully.
  • Optimize Spell Usage
Utilize Twin Disciplines for combat buffs rather than Meditation. Twin Disciplines provides superior stat efficiency for the same mana cost, reserving Meditation primarily for situations where hand space management is required.
  • Beware of Stuns and Tax Effects
Master Yi is highly vulnerable to stun mechanics, which completely neutralize his single-unit scaling strategy. Additionally, encounters that increase card costs or penalize playing multiple cards in a single round will severely disrupt his game plan.
  • Drafting Strategy
Focus on acquiring low-cost spells and powers that summon units early. This accelerates Master Yi's scaling engine and provides early board presence while you assemble your combo.