mtg juggernaut cards [Summer Magic / Edgar] – Galaxy Games LLC Unearth only as a sorcery.) My Take On The Juggernaut

(2019-07-12) If the target creature or planeswalker is an illegal target by the time Fry tries to resolve, the spell wont resolve and will be put into its owners graveyard with no effect

However, it will take much more than a simple ban on mana ramping to put the nails in this card's proverbial coffin

She doesn't natively also give you the colored mana you need but I'm sure you'll figure out some way to slot in a Runaway Steam-Kin effect or two

I'm not going to lie

Terrastodon and Binding the Old Gods can clean up the rare cards that block your activated abilities

Tokens, cards that aren't meld cards, or meld cards that don't form a meld pair can't be melded