White Reprobation looks like it should be a good card
At the start of your main phase, it lets you dig through your deck and impulse draw cards based on how many colors you control
Biomass will be discarded
Abaddon is quite the player in the history of Warhammer 40,000
Speaking of big creatures, if you are the rare green deck that doesn't have any, Khalni Ambush drops from great to medium or even bad, but since big creatures are more or less green's thing, it's hard to imagine too many green decks that won't get value out of the instant-speed fight spell
Choose a Background (You can have a Background as a second commander.) Choose a Background (You can have a Background as a second commander.) Legendary Creature - Human Warrior Commander (CTRL to add secondary) Artifact Conductive Machete When this Equipment enters, manifest dread, then attach this Equipment to that creature