Once Sephiroth flips, which is easy to achieve with an Accursed Marauder or any kind of Grave Pact effect, the Blood Artist effect becomes permanent, and you get access to a terrifying 5/5 Flier that can draw you several cards a turn
But this isn't all downside
This one of the best Pokmon TCG trainer cards allows players to retreat from the battlefield without paying the energy cost
As part of the preorder package for Secret Lair x The Walking Dead, players received a digital redemption code which granted immediate access to all these cards on Magic Online, even though the physical cards wouldnt ship for months
This makes them especially rare, as they were exclusive to the now outdated Heart Gold and Soul Silver sets, and since they were comprised of two ultra rare cards, you really had to work to find them both
Sometimes, we can play one of these cards on Turn 1 or 2 thanks to our rituals, but typically we get down a moon first and then follow up with a planeswalker to close out the game