Similar to MTGA Assistant, these ratings are pulled at the beginning of each set, and it isn't clear how up-to-date they are
For proper board wipes in black, we are limited when it comes to cheap ones
Assert Authority Blinkmoth Infusion Broodstar Chiss-Goria, Forge Tyrant Chromescale Drake Demonic Junker Don & Raph, Hard Science Emry, Lurker of the Loch Ethersworn Sphinx Frogmite Frogmyr Enforcer Furnace Dragon Furnace Hellkite Gearseeker Serpent Icebreaker Kraken Imskir Iron-Eater Into Thin Air Krang, Master Mind Lens Flare Memory Guardian Mycosynth Golem Myr Enforcer Panther Robot Plated Onslaught Quicksilver Behemoth Qumulox Reality Heist Refurbished Familiar Saheeli, the Gifted Sami, Wildcat Captain Scale of Chiss-Goria Slag Strider Sojourner's Companion Somber Hoverguard Steelfin Whale Tezzeret, Master of the Bridge Thought Monitor Thoughtcast Tooth of Chiss-Goria Utrom Monitor Valkyrie Aerial Unit Voyage Home
You can identify what rarity your Lorcana card is by looking at the rarity symbol at the bottom of the card, in the centre of its border
I dont believe cards like Prosperity and Heartbeat of Spring are good group hug cards unless you have combos built around them