| Leffen vs RockyEarnings & Results Compared
| 50 | Champion | 0 | | 40 | Runner-up | 1 | | 34 | 3rd/Semis | 0 |
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| 2nd | €235.00 | $263.20 | 2024-09-22 | Clash of the Olympians 2K24 (GGST) | | | | |
| 7th-8th | - | $450.00 | 2024-07-21 | Evo 2024 (GGST) | | | | |
| 2nd | - | $598.00 | 2024-06-30 | CEO 2024 (GGST) | | | | |
| 9th-12th | - | $1,000.00 | 2024-03-23 | ARC World Tour 2023 Finals - GGST | | | | |
| 5th-6th | - | $694.80 | 2024-02-18 | GENESIS X (SSBM Singles) | | | | |
| 4th | - | $503.30 | 2024-01-27 | Frosty Faustings XVI: GGST | | | | |
| 1st | - | $10,000.00 | 2023-08-06 | Evo 2023 (GGST) | | | | |
| 1st | - | $15,001.00 | 2023-07-09 | LACS 5 | | | | |
| 9th-16th | - | $2,000.00 | 2023-07-02 | Red Bull Kumite 2023 - South Africa | | | | |
| 3rd | - | $1,488.20 | 2023-05-28 | Combo Breaker 2023 - GGST | | | | |
| 5th-6th | - | $224.91 | 2023-05-21 | Battle of BC 5: Melee | | | | |
| 7th-8th | - | $150.00 | 2023-05-16 | The Coinbox 61: Melee | | | | |
| 7th-8th | - | $375.30 | 2023-01-23 | GENESIS 9 (SSBM Singles) | | | | |
| 7th-8th | - | $1,593.00 | 2022-11-06 | Smash Summit 14 (Singles) | | | | |
| 3rd | - | $5,250.00 | 2022-10-23 | Ludwig Smash Invitational | | | | |
| 1st | €1,387.50 | $1,359.75 | 2022-10-16 | DreamHack Rotterdam 2022 (SSBM Melee Singles) | | | | |
| 3rd | €120.00 | $117.63 | 2022-10-02 | The MIXUP 2022 (GGST) | | | | |
| 4th | - | $370.30 | 2022-09-25 | CEOtaku 2022 (GGST) | | | | |
| 5th-6th | £89.15 | $105.46 | 2022-08-21 | VSFighting X (GGST) | | | | |
| 3rd | - | $2,805.40 | 2022-08-07 | Evo 2022 (GG:S) | | | | |
| 9th-12th | - | $593.26 | 2022-05-15 | Smash Summit 13 (Singles) | | | | |
| 5th-6th | - | $3,413.34 | 2021-12-12 | Smash Summit 12 (Singles) | | | | |
| 1st | - | $1,600.00 | 2021-10-24 | SWT 2021 Europe Regional Finals (Melee) | | | | |
| 1st | - | $3,000.00 | 2021-08-08 | EVO 2021 Online - EU (GGST) | | | | |
| 1st | - | $156.30 | 2021-07-25 | The Big LEVO 2 - EU (GGST) | | | | |
| 1st | - | $1,200.00 | 2020-11-22 | Smash Summit 10 Online (EU Bracket) | | | | |
| 15th | - | $500.00 | 2020-10-09 | Twitch Rivals: Fall Guys Fridays (Week 4) - NA | | | | |
| 1st | €300.00 | $355.34 | 2020-08-15 | Battle of the Armada - Melee Edition 2 | | | | |
| 9th-12th | - | $1,387.23 | 2020-02-16 | Smash Summit 9 | | | | |
| 5th-6th | - | $451.74 | 2020-01-26 | GENESIS 7: Melee | | | | |
| 1st | €2,700.00 | $2,974.39 | 2019-11-30 | DreamHack Winter 2019 (SSBU Singles) | | | | |
| 9th-12th | - | $605.28 | 2019-10-27 | Ultimate Summit 2 Singles | | | | |
| 3rd | - | $1,090.80 | 2019-10-06 | The Big House 9 (SSBM Singles) | | | | |
| 5th-6th | - | $330.50 | 2019-08-25 | Shine 2019 (SSBM Singles) | | | | |
| 1st | - | $3,838.50 | 2019-08-11 | Super Smash Con 2019 (SSBM Singles) | | | | |
| 3rd | - | $3,930.00 | 2019-06-16 | Smash Summit 8 (Singles) | | | | |
| 3rd | - | $2,007.00 | 2019-06-02 | Smash 'N' Splash 5 (SSBM Singles) | | | | |
| 3rd | C$945.00 | $701.80 | 2019-05-19 | Get On My Level 2019 (SSBM Singles) | | | | |
| 9th-12th | - | $635.50 | 2019-03-10 | Smash Ultimate Summit (Singles) | | | | |
| 1st | - | $2,700.00 | 2018-12-02 | DreamHack Winter 2018 (Smash Melee) | | | | |
| 1st | €1,800.00 | $2,037.16 | 2018-12-01 | DreamHack Winter 2018 (DBFZ) | | | | |
| 2nd | - | $8,927.00 | 2018-11-18 | Smash Summit 7 (Singles) | | | | |
| 5th-6th | - | $516.00 | 2018-10-07 | The Big House 8 (SSBM Singles) | | | | |
| 1st | - | $8,118.00 | 2018-08-05 | Evo 2018 (SSBM) | | | | |
| 2nd | - | $1,038.00 | 2018-07-29 | Low Tier City 6 (SSBM Singles) | | | | |
| 9th-12th | - | $692.95 | 2018-06-10 | Summit of Power | | | | |
| 3rd | - | $2,136.00 | 2018-06-03 | Smash 'N' Splash 4: Melee Singles | | | | |
| 1st | - | $1,611.75 | 2018-05-06 | Smash Summit 6 (Doubles) | | | | |
| 5th-6th | - | $990.45 | 2018-05-06 | Smash Summit 6 (Singles) | | | | |
| 1st | - | $1,580.00 | 2018-04-21 | Flatiron 3 (SSBM Singles) | | | | |
| 3rd | - | $651.00 | 2018-03-25 | Full Bloom 4 (SSBM Singles) | | | | |
| 3rd | - | $1,225.00 | 2018-01-21 | GENESIS 5 (SSBM Singles) | | | | |
| 3rd | - | $1,000.00 | 2017-12-03 | DreamHack Winter 2017 (SSBM) | | | | |
| 3rd | - | $10,469.75 | 2017-11-05 | Smash Summit 5 (Singles) | | | | |
| 1st | - | $0.00 | 2017-11-04 | Smash Summit 5 (Crews) | | | | |
| 1st | - | $3,125.00 | 2017-11-04 | Smash Summit 5 (Doubles) | | | | |
| 3rd | - | $1,826.40 | 2017-10-08 | The Big House 7 (SSBM Singles) | | | | |
| 2nd | - | $200.00 | 2017-10-06 | The Big House 7 (SSBM Crews) | | | | |
| 13th-16th | - | $300.00 | 2017-10-01 | GameTyrant Expo 2017 (SSBM Singles) | | | | |
| 5th-6th | - | $589.56 | 2017-08-27 | Shine 2017 (SSBM Singles) | | | | |
| 3rd | - | $415.50 | 2017-08-25 | Shine 2017 (SSBM Doubles) | | | | |
| 1st | £1,904.00 | $2,451.07 | 2017-08-20 | Heir 4 (Singles) | | | | |
| 9th-12th | - | $54.60 | 2017-08-13 | Super Smash Con 2017 (SSBM Singles) | | | | |
| 1st | C$440.00 | $353.87 | 2017-07-30 | GOML 2017 (SSBM Doubles) | | | | |
| 1st | C$2,263.00 | $1,820.04 | 2017-07-30 | GOML 2017 (SSBM Singles) | | | | |
| 7th-8th | - | $100.00 | 2017-07-16 | FUSE Season 1 Finals | | | | |
| 1st | - | $300.00 | 2017-07-09 | GENESIS: RED (SSBM Doubles) | | | | |
| 2nd | - | $2,000.00 | 2017-06-19 | DreamHack Summer 2017 (Smash) | | | | |
| 2nd | - | $2,696.00 | 2017-06-04 | Smash 'N' Splash 3 (SSBM Singles) | | | | |
| 2nd | - | $176.00 | 2017-05-14 | Royal Flush (SSBM Doubles) | | | | |
| 5th-6th | - | $415.50 | 2017-05-14 | Royal Flush (SSBM Singles) | | | | |
| 7th-8th | - | $300.00 | 2017-04-30 | DreamHack Austin 2017 (SSBM Singles) | | | | |
| 3rd | - | $6,431.00 | 2017-03-05 | Smash Summit Spring 2017 (Singles) | | | | |
| 2nd | - | $2,187.50 | 2017-03-04 | Smash Summit Spring 2017 (Doubles) | | | | |
| 1st | - | $250.00 | 2017-03-02 | Smash Summit Spring 2017 (Crews) | | | | |
| 2nd | €339.25 | $360.10 | 2017-02-19 | BEAST 7 (SSBM Doubles) | | | | |
| 2nd | €940.70 | $998.51 | 2017-02-19 | BEAST 7 (SSBM Singles) | | | | |
| 1st | C$1,580.00 | $1,207.72 | 2017-02-12 | Lan ETS 2017 (SSBM Singles) | | | | |
| 1st | C$0.00 | $0.00 | 2017-02-11 | Lan ETS 2017 (SSBM Doubles) | | | | |
| 2nd | - | $762.00 | 2017-01-22 | Genesis 4 (SSBM Doubles) | | | | |
| 5th-6th | - | $511.20 | 2017-01-22 | Genesis 4 (SSBM Singles) | | | | |
| 2nd | - | $601.25 | 2016-12-18 | Don't Park On The Grass (SSBM Doubles) | | | | |
| 1st | - | $2,960.00 | 2016-12-18 | Don't Park On The Grass (SSBM Singles) | | | | |
| 2nd | - | $760.00 | 2016-12-04 | UGC Smash Open (SSBM Doubles) | | | | |
| 4th | - | $1,241.08 | 2016-12-04 | UGC Smash Open (SSBM Singles) | | | | |
| 3rd | - | $3,000.00 | 2016-11-26 | DreamHack Winter 2016 (SSBM) | | | | |
| 3rd | - | $438.23 | 2016-11-06 | Smash Summit 3 (SSBM Doubles) | | | | |
| 9th-12th | - | $432.18 | 2016-11-06 | Smash Summit 3 (SSBM Singles) | | | | |
| 3rd | 5,950 NOK | $720.78 | 2016-10-23 | Eclipse 2 (SSBM Singles) | | | | |
| 2nd | 1,250 NOK | $151.59 | 2016-10-22 | Eclipse 2 (SSBM Doubles) | | | | |
| 3rd-4th | - | $100.00 | 2016-10-07 | The Big House 6 (SSBM Crews) | | | | |
| 7th-8th | €94.60 | $107.03 | 2016-08-21 | Heir 3 (SSBM Singles) | | | | |
| | | | 2016-07-10 | Azension (SSBM Singles) | | $139.00 | - | 2nd |
| 1st | - | $4,700.00 | 2016-06-21 | DreamHack Summer 2016 (SSBM) | | | | |
| 3rd | C$225.00 | $171.60 | 2016-05-22 | GOML 2016 (SSBM Doubles) | | | | |
| 1st | C$4,036.00 | $3,078.17 | 2016-05-22 | GOML 2016 (SSBM Singles) | | | | |
| 1st | C$1,280.00 | $989.18 | 2016-05-14 | Battle of BC | | | | |
| 2nd | C$262.50 | $209.25 | 2016-05-01 | EGLX 2016 (SSBM Doubles) | | | | |
| 7th-8th | C$151.20 | $120.53 | 2016-05-01 | EGLX 2016 (SSBM Singles) | | | | |
| 1st | C$396.00 | $312.52 | 2016-04-23 | The Come Up 2016 (SSBM Singles) | | | | |
| 2nd | €50.00 | $56.71 | 2016-04-10 | HF Lan #12 (SSBM Doubles) | | | | |
| 1st | €850.00 | $963.99 | 2016-04-10 | HF Lan #12 (SSBM Singles) | | | | |
| 1st | £37.80 | $54.38 | 2016-03-13 | Kickstart 7 (Doubles) | | | | |
| 1st | £187.50 | $269.73 | 2016-03-13 | Kickstart 7 (Singles) |  | $13.49 | £9.38 | 5th-6th |
| 1st | - | $502.08 | 2016-02-21 | BEAST 6 (SSBM Doubles) | | | | |
| 2nd | - | $1,512.48 | 2016-02-21 | BEAST 6 (SSBM Singles) | | | | |
| 2nd | - | $80.00 | 2016-01-24 | Kickstart 5 (Doubles) | | | | |
| 1st | - | $336.00 | 2016-01-24 | Kickstart 5 (Singles) | | | | |
| 5th-6th | - | $150.00 | 2015-11-28 | DreamHack Winter 2015 (SSBM Doubles) | | | | |
| WIN | - | $1,000.00 | 2015-11-27 | DreamHack Winter 2015 FT5 - Leffen vs SFAT | | | | |
| 2nd | 2,140 NOK | $246.47 | 2015-11-15 | Eclipse (SSBM Doubles) | | | | |
| 2nd | 17,120 NOK | $1,971.79 | 2015-11-15 | Eclipse (SSBM Singles) | | | | |
| 2nd | - | $469.50 | 2015-09-20 | HTC Throwdown (SSBM Doubles) | | | | |
| 1st | - | $5,544.00 | 2015-09-20 | HTC Throwdown (SSBM Singles) | | | | |
| 5th-6th | - | $373.50 | 2015-09-06 | Paragon Los Angeles 2015 (SSBM) | | | | |
| 1st | - | $375.00 | 2015-08-30 | PAX Prime 2015 (SSBM Doubles) | | | | |
| 2nd | - | $875.00 | 2015-08-30 | PAX Prime 2015 (SSBM Singles) | | | | |
| 2nd | £96.00 | $150.18 | 2015-08-16 | Heir II the Throne (SSBM Doubles) | | | | |
| 1st | - | $656.00 | 2015-08-09 | Super Smash Con (SSBM Doubles) | | | | |
| 1st | - | $5,734.80 | 2015-08-09 | Super Smash Con (SSBM Singles) | | | | |
| 5th-6th | - | $373.80 | 2015-07-19 | Evo 2015 (SSBM) | | | | |
| WIN | - | $365.00 | 2015-07-11 | WTFox (Mango vs Leffen $365 Money Match) | | | | |
| 2nd | - | $182.50 | 2015-07-11 | WTFox (SSBM Doubles) | | | | |
| 1st | - | $1,525.00 | 2015-07-11 | WTFox (SSBM Singles) | | | | |
| 1st | - | $852.00 | 2015-07-05 | FC Smash 15XR: Return (SSBM Singles) | | | | |
| 2nd | - | $174.00 | 2015-06-28 | CEO 2015 (SSBM Doubles) | | | | |
| 1st | - | $4,698.00 | 2015-06-28 | CEO 2015 (SSBM Singles) | | | | |
| 1st | A$665.00 | $520.63 | 2015-05-24 | BAM 7 (SSBM Doubles) | | | | |
| 2nd | A$918.00 | $718.70 | 2015-05-24 | BAM 7 (SSBM Singles) | | | | |
| 2nd | - | $500.00 | 2015-05-11 | Press Start LAN 2015 (SSBM doubles) | | | | |
| 1st | - | $122.50 | 2015-04-19 | MVG Sandstorm (SSBM Doubles) | | | | |
| 5th-6th | - | $173.25 | 2015-04-19 | MVG Sandstorm (SSBM Singles) | | | | |
| 1st | - | $276.00 | 2015-04-13 | Get Smashed At The Foundry #41 | | | | |
| 1st | - | $375.00 | 2015-04-12 | I'm Not Yelling! (SSBM Doubles) | | | | |
| 3rd | - | $592.50 | 2015-04-12 | I'm Not Yelling! (SSBM Singles) | | | | |
| 2nd | 600 SEK | $70.54 | 2015-04-06 | Beauty 10 (SSBM Doubles) | | | | |
| 2nd | 1,475 SEK | $173.41 | 2015-04-06 | Beauty 10 (SSBM Singles) | | | | |
| 3rd | - | $198.00 | 2015-02-01 | Apex 2015 (SSBM Doubles) | | | | |
| 3rd | - | $2,711.00 | 2015-02-01 | Apex 2015 (SSBM Singles) | | | | |
| WIN | - | $1,000.00 | 2015-02-01 | Apex 2015 Mango vs. Leffen Money Match | | | | |
| WIN | - | $100.00 | 2015-01-31 | Apex 2015 Leffen vs. Chillin Salty Suite match | | | | |
| 3rd | - | $59.00 | 2015-01-18 | Paragon 2015 (SSBM Doubles) | | | | |
| 3rd | - | $542.00 | 2015-01-18 | Paragon 2015 (SSBM Singles) | | | | |
| 4th | €39.50 | $46.78 | 2015-01-11 | BEAST V (Project M) | | | | |
| 3rd | €136.00 | $161.05 | 2015-01-11 | BEAST V (SSB4) | | | | |
| 2nd | €277.50 | $328.62 | 2015-01-11 | BEAST V (SSBM Doubles) | | | | |
| 1st | €2,510.00 | $2,972.35 | 2015-01-11 | BEAST V (SSBM Singles) | | | | |
| 2nd | 345 SEK | $45.75 | 2014-12-07 | Beauty 9 (SSBM Doubles) | | | | |
| 2nd | 1,050 SEK | $139.23 | 2014-12-07 | Beauty 9 (SSBM Singles) | | | | |
| 3rd | - | $427.50 | 2014-10-05 | The Big House 4 (SSBM Doubles) | | | | |
| 3rd | - | $855.00 | 2014-10-05 | The Big House 4 (SSBM Singles) | | | | |
| 2nd | €61.50 | $82.60 | 2014-08-03 | COMEBACK I (PM Singles) | | | | |
| 1st | €99.00 | $132.97 | 2014-08-03 | COMEBACK I (SSBM Doubles) | | | | |
| 2nd | €117.00 | $157.15 | 2014-08-03 | COMEBACK I (SSBM Singles) | | | | |
| 5th-6th | - | $1,000.00 | 2014-06-22 | MLG Anaheim 2014 (SSBM) | | | | |
| 2nd | €80.00 | $109.55 | 2014-05-18 | Republic of Fighters 3 (Doubles) | | | | |
| 1st | €960.00 | $1,314.58 | 2014-05-18 | Republic of Fighters 3 (Singles) | | | | |
| 3rd | 458 SEK | $71.00 | 2014-02-16 | BEAST 4 (Project M) | | | | |
| 2nd | 855 SEK | $132.68 | 2014-02-16 | BEAST 4 (SSBM Doubles) | | | | |
| 1st | 8,000 SEK | $1,241.49 | 2014-02-16 | BEAST 4 (SSBM Singles) | | | | |
| 4th | - | $822.80 | 2014-01-19 | Apex 2014 (SSBM Singles) | | | | |
| 5th-6th | - | $27.40 | 2013-01-13 | Apex 2013 (SSBM Doubles) | | | | |
| 2nd | 158 DKK | $27.54 | 2012-10-07 | King Funk's Castle II: Måske (PM Singles) | | | | |
| 3rd | 240 DKK | $41.97 | 2012-10-07 | King Funk's Castle II: Måske (SSBM Singles) | | | | |
| 2nd | 2,050 NOK | $336.12 | 2012-07-15 | Smashers' Reunion: Melee Grande (SSBM Doubles) | | | | |
| 3rd | 2,250 NOK | $368.91 | 2012-07-15 | Smashers' Reunion: Melee Grande (SSBM Singles) | | | | |
| 4th | 560 SEK | $85.94 | 2011-08-14 | BEAST 2 (singles) | | | | |
| 3rd | - | $22.00 | 2011-07-17 | GENESIS 2 (Project M) | | | | |
| 3rd | €17.50 | $25.90 | 2011-05-01 | Tampora 2.0 (SSBM doubles) | | | | |
| 2nd | €132.00 | $195.39 | 2011-05-01 | Tampora 2.0 (SSBM singles) | | | | |
