There is an urban legend about a secret dungeon in LINK VRAINS. It's packed full with dangerous traps. And what waits at the other end is...
So he would've failed to 
erase all his opponent's LP.
Damit hätte er seine Lebenspunkte
also nicht auf 0 gebracht.
Así no podría reducir a cero
la vida del oponente.
Assim, ele não conseguiria acabar
com os pontos de vida do oponente.