When modelling something like this, there are two ways to go about it: You can either use brute force, collecting a large enough statistical sample to build a model, or you can try and figure out the underlying mechanism
If they indeed turn out to be too tight, I know which ones to buy next time
Honorable Mentions Cards like Blood Artist, Grave Pact, or Zulaport Cutthroat are the backbone of sacrifice decks or aristocrats decks because these decks make creatures die, and you want to profit from that
Without further ado, then, here's the Eevee card we're allowed to show you from Obsidian Flames: That 'Cheer Up' move sounds quite useful
Abuelo's Awakening Against All Odds Argivian Find Argivian Restoration Emergency Weld Fortuitous Find Lorehold Charm Mine Excavation Pyretic Rebirth Recommission Reconstruction Refurbish Remember the Fallen Repair and Recharge Ritual of Restoration Scour for Scrap Trash for Treasure Tune Up