mtg clb commander decks Ready to Play Custom Decks! Cast powerful spells MTG Bundle : Commander Legends

We already use heuristics like this in the Commander community in a number of ways

A nontoken creature dying will cause an ability of a permanent that triggers whenever a card is put into a graveyard "from anywhere" to trigger twice only if Drivnod and that permanent are both still on the battlefield immediately after the creature has died

Fyndhorn Elves, from 1995's Ice Age expansion, is neither incredibly powerful nor incredibly valuable - its original printing has never cost more than a few dollars, and mechanically identical cards exist and only see niche play

Wizards of the Coast (September 28, 1999)

Artwork featuring iconic Disney character