card sleeves for unstable unicorns Tic Tac K.O. Dragons vs. Unicorns: Team Unicorn – TeeTurtle You do this by gathering up your own Unicorn army and using a combination of their magical powers and Magic 100PCS 66x91mm Matte Standard Size

Because you weren't thoughtful enough about your sideboarding, you wound up losing a match that you might've otherwise won

This one has the drawback of having to damage your own character though

Agent Frank Horrigan Alpha Deathclaw Bloatfly Swarm Feral Ghoul Glowing One Hancock, Ghoulish Mayor Harold and Bob, First Numens Infesting Radroach Jason Bright, Glowing Prophet Lily Bowen, Raging Grandma Lumbering Megasloth Marcus, Mutant Mayor Mirelurk Queen Nightkin Ambusher Rampaging Yao Guai Raul, Trouble Shooter Red Death, Shipwrecker Ruthless Radrat Screeching Scorchbeast Strong, the Brutish Thespian Super Mutant Scavenger Tato Farmer The Master, Transcendent The Wise Mothman Vexing Radgull Watchful Radstag Young Deathclaws

No multicolor mana costs, and no artifacts with a red color identity