Riryoku
| Name | Riryoku |
| Card Type | Spell Card |
| Property |
Normal 
|
| Passcode | 34016756 |
| Status (TCG) | Unlimited |
Target 2 face-up monsters on the field; halve the ATK of 1 monster, and if you do, add that lost ATK to the other monster. These effects last until the end of this turn.
Expansions
| 2022-10-10 | Speed Duel Gx: Midterm Paradox | SGX2-ENC11 |
|
| 2019-11-30 | Speed Duel: Trials of the Kingdom | SBTK-ENSP4 |
|
| 2019-06-08 | Speed Duel Demo Deck | DEM5-EN008 |
|
| 2019-01-24 | Speed Duel Starter Decks: Destiny Masters | SS01-ENA12 |
|
| 2017-09-07 | Legendary Duelists | LEDU-EN047 |
|
| 2016-01-14 | Demo Deck 2016 | DEM3-EN013 |
|
| 2013-10-11 | Legendary Collection 4: Joey's World Mega Pack | LCJW-EN234 |
|
| 2013-06-28 | Battle Pack 2: War of the Giants | BP02-EN142 |
|
| 2010-01-29 | Duel Terminal 1 | DT01-EN092 |
|
| 2006-10-20 | Structure Deck: Dinosaur's Rage | SD09-EN021 |
|
| 2003-11-04 | The Sacred Cards Promos | TSC-002 |
|
| 2006-02-18 | Shadow of Infinity | SOI-ENSE2 |
|