Consider playing at least 30 creatures in your aggro deck, then filling out the rest of your deck with ways to boost the power and toughness of your creatures in combat
[Activate: Main] You may trash this Character: Play up to 1 black [Yamato] with a cost of 8 from your trash
(The same is true for the face card of the other deck.) We went through so many versions and we had to create something that would be exciting for new-to-Commander players, while also tickling the fancy of experienced Commander players as well
This card was played in a Standard combo deck with Gideon of the Trials, since you couldnt lose with the emblem
Turns out Red cards that generate mana tend to be extremely popular, while the back side, Harnfel, Horn of Bounty, is basically like a tame Yawgmoth's Bargain where you can just keep drawing cards so long as you have the resources for it
Best Uses for Bio-Quartz Spacegodzilla MTG Proxy Mutate decks: The card supports decks that stack mutate creatures onto evasive or protected bodies