pokemon charizard card v (001/021) Fire / 220 / Basic Charizard V 017/172 Brilliant Stars

Krarks Other Thumb (and associated dice mechanics) Coin flips have been a part of black-border Magic since the start, but somehow rolling dice never had the same level of legitimacy, and it was pigeonholed as an Un-set mechanic until very recently

This is a tricky Landfall and face-down Creature deck that rewards sneaky gotcha! moments

If you want to go the best storytelling route, combine the Hand, Eye, and Book of Darkness to create the actual Vecna, an 8/8 indestructible Zombie God that gets the triggered abilities of all three

Either of these things tends to mean that the benefits they might bring to decks are not coming close to covering the costs they impose on your cube as a whole