Generally, decks will only play these 4mv cards if they anticipate needing a serious amount of mana
Although you can only play one Supporter per turn, Cassiopeia has an added twist: she can only be played when its the last card in your hand
Snapcaster Mage has been a roleplayer in Modern ever since it was first printed, and has been a crucial card in some of the most recognizable Modern decks throughout history, whether it be the RUG Vial deck Shota Yasooka took to the World Championships in 2012, or the Jeskai Control deck Shaun McLaren took down Pro Tour Born of the Gods with in 2014
While youre here, check out our list of the most valuable One Piece cards again, just remember that the game hasnt been around for all that long, so its amazing that the cards can sometimes command such massive prices!
The most obvious place to do this was with the different space creatures
Therefore, you really want to play Rotting Regisuar in a matchup where the card disadvantage wont come back to bite you