serra mtg cards Serra's Guardian Creatures you control with flying get +1/+1 until end of turn SERRA ANGEL X4 4 4X

Card games have a level of abstraction, Miller says

[1] You can sell online to a private buyer using Craigslist or eBay, or choose to sell your cards to a game shop online or in your area

It is still a bigger risk than an on curve Courser as removal that hits 2 toughness can be a whole lot cheaper and lower quality than those that will take out the four of Courser

All said and done it is still a situational card and often a very poor rip off the top meaning you can't just throw this into a deck without thought and not have it cost you sometimes

Sigarda, Host of Herons Forcing you to sacrifice your Hexproof creature is one of the main forms of defence your opponents have

All this avalanche starts at mere four mana and ends with a significant boost to your side of the table