Once in play, Tasigur's activated ability may be used for four mana, milling the top two cards of your library, then having target opponent choose a nonland card from your graveyard, returning that card to your hand
There are still better cards out there, but the dangerous demon was a sign of things to come in Magic's future
Wrap Up I tried to sum up the different options below to give you an idea of where to go to sell your Magic cards based on a number of different scenarios
Even if you're just using it to remove one target it's strong, and if you ever cast it after descending it's a potential free 2 for 1
First up, it comes with a mighty statline and great keywords: reach, trample, indestructible, 6/6 stats - all for just five mana