Let any human settlement grow too large, or advance too far, and suddenly you have Sin knocking at its doorstep, ready to annihilate everyone, spitting out a corrupted husk afterwards
You do this by taking a glimmer that has a circle around its ink cost, flipping it over and starting a pile of ink
FINAL FANTASY COMMANDER: BLACK I mentioned playable graveyard hate previously, and Espers to Magicite is another solid example
Mama Odie, Mystical Maven Musical magic A wise woman living in The Princess and The Frogs version of New Orleans, Mama Odie isnt just good at giving out advice, shes also an accomplished spellcaster
Stuff like Snuff Out or Dismember are already heavily played cards, but here, you get to draw a card from them because you lost 4 life, and you also get to drain your opponents for 2 life, offsetting your life loss