Is Claim // Fame Underrated?

Modern, being a diverse format, gives brewers a multitude of options. Many Standard cards get experimented with in Modern, but very few actually hold a slot past this testing phase. Claim // Fame is no exception. Once HOD spoilers were released, brewers locked into Claim // Fame as a possible Modern up-and-comer.
The hype even pushed demand yielding a $2 price tag after release, but this quickly dropped below a dollar. Now the card has been relegated to brief appearances in Affinity and Shadow decks.
So the question becomes, is this card bad or has it just not found a home? I believe the latter.
First, Claim // Fame’s first half is very mana efficient for what you get. You're effectively getting a fifth copy of Tarmogoyf, Dark Confidant or Death's Shadow
Second, adding an efficient Unearth
Aftermath effects in HOD are generally over cost for what they do, but this is the trade-off for utility and throughout Magic’s history cards with versatility have been proven very powerful. That being said, Claim – a worse Uncanny Speed
Sure, who wouldn't it rather be an instant? For high temp decks, the loss in speed by spending a mana to bring a creature back, without haste (or 3 mana to grant haste), can be unwanted. However, decks such as Counters Company (Creature Toolbox) where haste is not critical, one mana to reanimate a Vizier of Remedies
As sleepers often go, an innovative approach can take down a tournament. If you recall, Death's Shadow