Go Master Yi when you hold early Yi or Rengar copies, Bows and Chain Vests, and nobody else is rolling them.
Emblems for Adaptor Master Yi
Ranked by what they unlock on the final board, next to this comp's average of 4.28.
Blossom Emblem
Filler
Primal Emblem
Filler
Juggernaut Emblem
FillerDon't build for this comp
Augments for Adaptor Master Yi
Econ first, then items, then combat. Pick a round to see what to take.
How to choose at 2-1
Team Building
SilverA Lesser Champion Duplicator, another after 5 combats; copies a 3-cost.
S tier. Duplicates Master Yi or Rengar to 2★.
Latent Forge
SilverAn Artifact anvil after 8 combats.
S tier. Hellfire Hatchet and Wit's End are strong here.
Cooking Pot
GoldHolders of Frying Pan or Spatula items give nearby units 70 HP; gain a Frying Pan.
S tier, best in slot; the Pan makes Brawler Emblem.
Heroic Grab Bag
Gold2 Lesser Champion Duplicators and 6 gold.
S tier. Two duplicators for Yi.
Branching Out
SilverA random Emblem.
S tier. Brawler or Blossom are possible.
Trade Sector
GoldA free shop reroll every round and 2 gold.
A tier. Free rolls at 7.
Living Forge
PrismaticAn Artifact anvil now and after every 10 combats.
S tier. Artifacts for Yi.
Golden Gamble
Prismatic2 gold and a coin flip for a Radiant chest or 2 item anvils.
A tier. Items to finish.
How to choose at 3-2
Portable Forge
GoldChoose 1 of 4 Artifacts.
S tier. Artifacts raise this comp a tier.
Gain 21 Gold
Gold21 gold.
S tier. Pays for the slow roll.
Ascension
GoldAfter 12 seconds of combat, units gain 35% damage amp.
S tier. Yi scales over a long fight.
Nesting Anvils
PrismaticAn Artifact anvil, then a Component anvil, then 6 gold.
S tier. Items and an Artifact.
Rolling For Days
Silver10 free shop rerolls.
S tier. Free rolls for the slow roll.
Champ Delivery+
Silver3 random 3-costs now and 3 more after 6 rounds.
S tier. Your 3-cost core.
How to choose at 4-2
Commerce Core
Prismatic16 free rerolls now and 3 every round.
A tier. The best reroll engine.
Heroic Grab Bag++
Gold2 Lesser Champion Duplicators and 14 gold.
S tier. Duplicators and gold.
Ascension
GoldAfter 12 seconds of combat, units gain 35% damage amp.
Yi's Double Strikes stack in long fights.
Money Monsoon
Prismatic7 gold now and every round.
A tier. Funds the roll.
Sweet Treats
PrismaticAn Artifact anvil; team gains 16 HP per item.
S tier. Yi, Rengar and tanks hold 9 items.
Don't take for this comp
Calculated Loss · a loss-streak plan; this comp wants HP to roll
Epic Rolldown · rewards reaching level 8; you roll at 7
Pandora's Bench · scrambles the bench items
Flame On · buffs Inferno units; the board has none
Solo Leveling · pushes you off level 7
Cognitive Tax · weak silver