double spell cards mtg UR is tough to perform with (even with 2x of all rare/uncommon signposts) : r/lrcast or sorcery card with mana value less than or equal to the number of colors of mana spent to cast this spell Double Major | Magic: the

But after posting to Reddit, the community quickly helped me realise that I'd missed quite a few

Few can withstand the savagery of their onslaught as they patrol Tarkir to satiate their hunger

The point of my recap here is that there are rare serialized versions of Sol Ring that represent the other rings as well

Sorcery Valgavoth's Onslaught Manifest dread X times, then put X +1/+1 counters on each of those creatures

Leverage combat and table politics to claim the win

The key here is to fill your deck with cheap combat tricks that will trigger the Abomination's abilities and turn it into an attacker that can take out an opponent in a single swing while also dealing damage to everyone else at the table