[+1]: Return up to one target creature card from your graveyard to your hand. [–3]: Destroy target creature. Its controller loses 2 life. [–7]: Target opponent loses 2 life for each creature card in their graveyard.
2020-06-23
If the target creature is an illegal target by the time Liliana's second ability tries to resolve, the ability won't resolve. No player loses 2 life. If the target is legal but not destroyed (most likely because it has indestructible), its controller does lose 2 life.