signed mtg art cards Are worth anything? Card // Card Rarity A Guide to Signed Magic:

Thraben Charm

Any time you have priority, you can turn a manifested permanent you control face up by revealing that it's a creature card (ignoring any copy effects or type-changing effects that might be applying to it) and paying its mana cost

$0.49 Namazu Trader Final Fantasy $0.49 Summon: Anima Final Fantasy $0.49 Quina, Qu Gourmet Final Fantasy $0.49 Reno and Rude Final Fantasy $0.49 Barret Wallace Final Fantasy $0.49 Suplex Final Fantasy $0.49 Undercity Dire Rat Final Fantasy $0.49 Summon: G.F

This card's variable casting cost allows you to put Angels on the battlefield while holding up mana for counter magic you happen to have in hand, and a single card that can fill your entire board is always a welcome inclusion in a format like Commander

That drops it back to #4 on my list even though it exiles and has two possible targets and leaves just a 1/1 dork

As you might have surmised, this is all a colorful way of saying that GU is a very passive archetype