In the artifact rich world that Commander currently exists in, Hoard Hauler should be able to provide us with ample mana to either hoard or create explosive post combat main phases
For example Discover counts as point, Brainstorm counts as 1 point, while Skullclamp counts as 2 points, as it is one of the best cards in the game in the right deck (one that is full of small creatures and /or produces many 1/1 tokens)
That was the underlying point of my article on modal cards in Commander, and with that in mind, Overcharged Amalgam is set to be one of the best spells for Commander from recent sets
But if you can activate abilities, then as soon as you have priority (and enough mana) and decide to sac the Clue, then poof , it's gone, nothing I can do to stop it
Vial Smasher, Gleeful Grenadier Lets start small with Vial Smasher, Gleeful Grenadier
So, compare the back of your card to a card you know is authentic