Not just internally but externally
There's a stretch-goal milestone that almost no one, if anyone , reaches
These cards usually make it more costly or difficult for others to threaten you with combat, either by requiring extra mana or forcing them to give up resources
Okay, you still need to exile six cards from your graveyard and it can be very bad in multiples if you need to exile six more cards, but what if you got to manifest it, and flip it later for just 3 mana
As for its ability, destroying an opponent's nonbasic lands can be pretty useful in the right situation
While there have been many powerful and iconic cards printed throughout the game's history, there have been cards so powerful and oppressive that they've been banned in one or more formats