dice rolling cards mtg Oathbreaker decks — A mythic mana rock that

This is a very low cost effect to add to the deck to add another dual type card for Winter

Abilities that kill creatures after they damage you have proven unworthy as general strategies in the past, but on a three-mana card that would have cost three mana anyway, this is by far the cheapest such an ability has ever been

Even if you're in mono-blue, unless you're a full-on "there's only so much fun in a game of Magic, and I'm here to have all of it" person and are playing 40 CounterspellCounterspells, there's now a better option in Thunderclap DrakeThunderclap Drake

Even if they can pay for one copy, this piles on so many more that something is bound to fizzle

You might want to focus on removal spells (like [c]Fateful Absence[/c]), counterspells (like [c]Saw It Coming[/c]), and board clears (like [c]Doomskar[/c])