Matchup Summary (Win Condition and Game Plan)
Mario can stop Isabelle’s feet with Fireball, then force close-range scrambles with Nair, Uair, and grab, turning that pressure into Up Smash kills or offstage edgeguards with Cape and F.L.U.D.D.
Isabelle loses the straight brawl, but if she pockets Fireball and places Lloid Trap, Fair, Bair, and Fishing Rod ahead of Mario’s route, she can keep his short range from ever settling in cleanly.
Shield punishes are not for every aerial here: Nair, Bair, and Uair stay too safe too often, while blocked tilts, Dash Attack, smash attacks, and Cape are the clear moments to answer with aerial OOS, Up Smash, or grab.
For kills, do not rush the high-air guess first; ledge pressure with Lloid Trap and Fishing Rod that forces a vertical Super Jump Punch recovery is the more repeatable way to line up Fair, Bair, or Uair.
Full Move Frame Quick Reference
| Opponent Move | Startup | On Shield | Isabelle OOS Candidate Moves | Barely Missed Moves |
|---|---|---|---|---|
| Jab 1 | 2 | -14 |
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| Jab 2 | 2 | -16 |
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| Jab 3 | 3 | -25 |
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| Forward Tilt | 5 | -13 |
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| Up Tilt | 5 | -18 |
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| Down Tilt | 5 | -15/-16 |
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| Dash Attack | 6 | -17 |
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| Forward Smash | 15 | -22/-20 |
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| Up Smash | 9 | -20 |
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| Down Smash | 5/14 | -30/-20 |
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| Neutral Air | 3 | -2/-3/-3/-3 |
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| Forward Air | 16 | -12/-12/-13 |
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| Back Air | 6 | -2/-3/-2/-3 |
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| Up Air | 4 | -3 |
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| Down Air | 5/7/9/11/13/23 | -11 |
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| Neutral B | 17 | -23 |
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| Side B | 12 | -16 |
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| Up B | 3… | — | ||
| Down B (1) | 2 (+19) | — | ||
| Down B (2) | 21 | — | ||
| Grab | 6 | — | ||
| Dash Grab | 9 | — | ||
| Pivot Grab | 10 | — |
Win Condition Checklist
- Do not take Fireball head-on. Pocket it or shift the axis with a short hop first so you have time to place Lloid Trap or threaten the return projectile.
- Avoid a straight ground slugfest and place Lloid Trap one step ahead of Mario so Fair, Bair, and Fishing Rod cover the route he wants to jump through.
- On blocked Up Tilt, Down Tilt, Dash Attack, Cape, and smash attacks, answer with Nair, Uair, Up Smash, or grab so Mario does not keep the close-range turn for free.
- Once Mario is offstage, favor ledge hold over a deep chase and use Lloid Trap plus Fishing Rod to pin his Super Jump Punch landing before covering it with Fair, Bair, or Uair.
- When you are recovering, mix Balloon Trip with Fishing Rod routes and different ascent timings so Cape and F.L.U.D.D. do not hit the same line every time.
Actions to Avoid
- Do not keep dashing forward on the ground through Fireball, because that feeds Mario’s Nair, grab, and rising juggle starters.
- Do not auto-swing out of shield after every Nair, Bair, or Uair when the punish does not reach, or you hand Mario the landing trap he wants.
- Do not recover at the same Balloon Trip height every time, because Cape or F.L.U.D.D. will keep knocking that route off line.
- Do not chase too low after sending Mario offstage, or you give up the stronger ledge trap for Fair spikes or a reversal Cape scramble.