This means that, even if you have seven cards in your graveyard when you first cast the spell, if you lose cards from your graveyard before it has resolved on the stack, like through paying escape costs or a well-timed Tormods Crypt, you could fail to meet the threshold by the time it resolves
Marketplace TCGplayer Sets Marketplace Cardmarket Sets Market Trend Price History Deck Usage & Meta Stats Public deck and tournament usage for Number 17: Leviathan Dragon
Cute, chaotic, and always sticking together just the way Ojamas should be.
Able to deal with virtually any problem, Capsize couldn't be dealt with through conventional means (you'd usually have to kill your own creature to have a chance of fizzling Capsize)
I personally wouldn't play them, as I feel the added consistency for our Cemeteries and Pit Keepers is more important, but in the end it's up to you