Ever since M13 rotated out and took with it the Rootbound Crag cycle, which Theros replaced with Temples, Standard has been heavily biased against multicolored aggressive decks simply because the available mana wasnt good enough to support them
The trick to getting the most bang for your buck with Aetherworks Marvel is going for large-scale Energy plays on turns 2 and 3, preferably a two-drop that adds three Energy and following it up with a three that can generate three or four Energy
"Boros Crazy" Creatures (20) 1 Inferno Titan 1 Mindclaw Shaman 1 Silverblade Paladin 1 Sun Titan 2 Auriok Champion 2 Duergar Hedge-Mage 2 Fiend Hunter 2 Mentor of the Meek 2 Planar Guide 4 Kruin Striker 2 Solemn Simulacrum Spells (14) 2 Day of Judgment 4 Wrath of God 2 Cathars' Crusade 4 Legion's Initiative 2 Conjurer's Closet Lands (30) 11 Mountain 11 Plains 4 Boros Garrison 4 Sacred Foundry This deck was originally built around Tajic, Blade of the Legion
These spells will have additional or alternative effects that happen "if evidence was collected." For permanent spells with such costs, they may have enters-the-battlefield triggered abilities that trigger only if evidence was collected
Seventeen years later, not too much has changedand Prereleases are better than ever
So, once you have drawn through your entire deck, Nexus of Fate becomes the perfect extra turn payoff because it shuffles back into your library instead of going to the graveyard