[c]Embercleave[/c] is a phenomenal Standard-legal Equipment that does this
Mythic Boarderless cards are going to be ridiculously hard to pull, so instead of ripping infinite packs, it might be a great idea to focus on just buying these and other Final Fantasy chase cards outright: Traveling Chocobo (Borderless) (Japanese Exclusive) #551 Near Mint Holofoil: $7,500 Market price: $5,393.34 Most recent sale: $6,400 Traveling Chocobo (Borderless) (Neon Ink Blue) #551c Near Mint Holofoil: $2,299.99 Market price: $2,347.06 Most recent sale: $2,499.99 Traveling Chocobo (Borderless) (Neon Ink Green) #551d Near Mint Holofoil: $1,999.65 Market price: $2,181.76 Most recent sale: $2,125 Traveling Chocobo (Borderless) (Neon Ink Pink) #551b Near Mint Holofoil: $2,299.99 Market price: $2,008.91 Most recent sale: $1,901.73 Traveling Chocobo (Borderless) (Neon Ink Yellow) #551a Near Mint Holofoil: $2,299 Market price: $1,950.24 Most recent sale: $2,088.44 Topics Gaming Christian Wait is a freelance contributor to Mashable
Of course, this means you need a character on board that can initiate the challenge before Maid Marian gets value, but there are 11 4-cost characters that all have decent Strength values, so it isn't hard to get something down the previous turn that can take the Challenge
For the low cost of three mana, at the end of your turn, this 3/3 with menace can put a bounty creature on another creature
