That's a game-ender waiting to happen, especially in decks like G'raha Tia, Scion Reborn, Isshin, Two Heavens As One, Baylen, the Haymaker, or any go-wide Commander shell looking for a top-end swing spell in disguise
Path to Exile ($9) Another mega-staple, we can see that the Fallout version is now over $20 and that one doesnt even have Tidus on it
It also sings to Dragon players, even if the card is only good after your first Dragon is in play
It doesn't sound explosive, but it gives you a way to bypass the standard restriction on how many lands you can play per turn
Discarding the Bloodghast and never having to pay the two mana to get it into play feels like a big win so imagine doing that with a four mana card