vincent mtg card Valentine // Galian Beast - Foil put a number of +1/+1 counters on Vincent Valentine equal to that creatures power Vincent Valentine | MTG Commanders

This dinosaur dragon also generates Treasure for you, providing the mana you need to cast the extra cards if you want them

A card being good there might be even more important than the card being playable in Standard, at least as far as prices are concerned

Karn can gain life

The answer is a combination of product strategy and what could be called the lottery ticket effect

Alchor's Tomb Alter Reality Balduvian Shaman Chaoslace Chromatic Armor Crystal Spray Deathlace Dream Coat Eldritch Immunity Glamerdye Lifelace Mind Bend Purelace Shyft Sleight of Mind Spectral Shift Thoughtlace Trait Doctoring Whim of Volrath

That way, the deck can still be played in either Archenemy or Commander effectively, similar to how it is out of the box