You can support it with a fair game, which Hemsley did somewhat, but it can be a proactive fair game, and I think attacking your opponent from multiple angles makes it a lot harder for them to prepare for (are they trying to stop your creatures/Stoneforge or your graveyard?) Another card that I think is way too good not to see play is Dakkon, Shadow Slayer
What is the Ampharos Deck in Pokmon TCG Pocket
The 3 ability digs deep into your deck for more legendary cards while fueling your graveyard and making Treasure along the way
Search for Dagger has a pretty specific niche, but in that niche its an incredibly powerful tool
A few defensive equipment, like Swiftfoot Boots and Mithril Coat, are vital to protect our Voltron commander
You may cast that card by paying life equal to the spell's mana value rather than paying its mana cost