This deck wants to go for a Big Mana Value theme, and thats a hard sell in Boros in 2023, let alone back in 2015
Typically, they cite needing funds to cope with demand, fund operational expansions, or maintain turnaround times
At the time of writing, only three other cards have been revealed: Opt, Swords to Plowshares and Demonic Tutor
Common OP12-017 Color of Observation Haki Uncommon OP12-018 Color of the Supreme King Haki Rare OP12-019 Color of Arms Haki Common OP12-020 Roronoa Zoro Leader OP12-021 Ipponmatsu Common OP12-022 Inuarashi Common OP12-023 Kawamatsu Uncommon OP12-024 Gyukimaru Common OP12-025 Kinemon Common OP12-026 Kuina Uncommon OP12-027 Koushirou Uncommon OP12-028 Kouzuki Hiyori Rare OP12-029 Shimotsuki Kouzaburou Uncommon OP12-030 Dracule Mihawk Super Rare OP12-031 Tashigi Rare OP12-032 Nekomamushi Uncommon OP12-033 Helmeppo Common OP12-034 Perona Super Rare OP12-035 Morgan Common OP12-036 Roronoa Zoro Common OP12-037 Demon Aura Nine Sword Style Asura Blades Drawn Dead Mans Game Rare OP12-038 Two-Sword Style Rashomon Common OP12-039 Luffy Is the Man Who Will Become the King of Pirates
I want to clarify that we are still waiting for the entire set list to be revealed (it will happen at some point during the following weeks), so it is very likely that Pokmon Go has more surprises under its sleeves
Whether those one-mana removal spells are growing Slickshot Show-Off, filling the graveyard for Hearth Elemental, or simply buying enough time to reach Jeskai Revelation, they form an important foundation of many of the format's strongest strategies in the current metagame