Strategic starting configurations against the August 2026 field, not measured percentages.
Meta snapshot · August 2026. Dated starting configurations from the source guide, not live, not auto-updated, and not immutable plans.
vs Master Yi mirror
Your role · Information-sensitive reactive tempoMaster Yi, Tempered.
19shuffled units after boarding✓ Stable
1418 floor24
19 shuffled units after boarding · at or above the 18-unit floor.
＋ Bring in
1×spell / gear
2×unit
− Take out
1×unit
1×spell / gear
1×spell / gear
Qualifications
The mirror is about forcing the other player to act first. removes the lone defender without entering a Might contest at all, and attacks their reaction density before the turn that needs it.
cannot be chosen by enemy spells or abilities, so their and stop working on it. It can still lose in combat and to untargeted effects.
Do not attack a protected Hold just because the Might is theoretically there. Make them spend protection on your Hold first, then attack with what they can no longer represent.
Preserve · · · each is worth more as a threat than as a card spent early
Avoid · Committing the first large trick and telling them exactly what your hand no longer holds.
Sideboard philosophy in §14 · role assignment in §5.
Memory aids
Structural problem → the card that answers it. Each sideboard slot exists for a specific structural reason, not a general one.
Alone means no other friendly unit there→Master Yi, Wuju Bladesman
Poro draws only if it dies alone→Lonely Poro
Chosen or readied, she gains +1→Irelia, Fervent
Play it to base, not to the battlefield→First Mate
Saves the unit, recalls it, loses the Hold→Zhonya’s Hourglass
Targets lock before the trigger resolves→Alpha Strike
Can enter where you have no unit→Rengar, Trophy Hunter
Six XP gives Deflect and Ganking→Master Yi, Tempered
From the guide . §15 Current Matchup Map
The latest broad snapshot available places Master Yi and Kennen at the front of the field, followed by , Draven, Ezreal, Rek’Sai, Kai’Sa, Azir, and Nasus.◆src
⚠ WarningPublic round-by-round matchup percentages are not available, so everything below is a strategically informed starting configuration rather than a measured solution. Adjust after seeing the opponent’s actual Gear count, unit density and champion configuration.