Altac Bloodseeker Ampryn Tactician Anje Falkenrath Archangel Archangel Elspeth Archangel of Tithes Ashiok, Dream Render Ayli, Eternal Pilgrim Beseech the Mirror Blood Host Bloodcrazed Neonate Canyon Lurkers Cremate Dark Salvation Emeria Shepherd Exquisite Blood Flameblade Angel Ghirapur Aether Grid Guardian of Ghirapur Harsh Sustenance Impetuous Sunchaser Incendiary Oracle Incubator Drone Interpret the Signs Jeleva, Nephalia's Scourge Jeskai Infiltrator Library of Leng Lithomancer's Focus Louvaq, the Aberrant (playtest) Markov Warlord Meren of Clan Nel Toth Moonscarred Werewolf Odric, Lunarch Marshal Prophetic Flamespeaker Reap What Is Sown Reclusive Artificer Renegade Reaper Reviving Melody Rubinia Soulsinger Rush of Blood Saheeli, the Sun's Brilliance Scholar of Athreos Scorned Villager Seasoned Pyromancer Send to Sleep Shadow Alley Denizen Shadowcloak Vampire Shamanic Revelation Sorin, Solemn Visitor Stromkirk Mentor Sublime Archangel Sultai Soothsayer Tavern Scoundrel Tavern Swindler Thief of Blood Transgress the Mind Treasure Cruise Trusted Forcemage Wake the Reflections Wasitora, Nekoru Queen Wind Dancer Wingsteed Rider Young Pyromancer Youthful Scholar

Maybe you grew up playing Pokemon Platinum or got back into the hype with Pokemon Legends: Arceus picking up a Lost Origin ETB might be your best bet
Cards like Borsalino and Kuzan efficiently handle high-cost characters, while the leaders ability reduces the cost of enemy characters
Don't ignore cards that can fix your mana problems for you
Chien-Pao ex can be obtained from Promo-B Booster Pack in the Promo-B Set
This card might potentially get us very ahead of our opponent because of the finishers we mentioned before that turn Clue tokens into creatures