You also get to amass Orcs 1 to make an Orc Army token (if you don't already have one) and put a +1/+1 counter on it
Not that i would add these in my cube, but i would rather see these in my deck / sideboard: Basilica Guards, Jeskai Barricade, Wall of Resurgence, Puncturing Light EDIT: Wall of Resurgence might actually be sweet enough that i could see it in my cube also
BPhillipYork: This isn't really a new mechanic per se, we've seen it before with germs and other equipment that creates a creature
Borderless Raised Foil Avatar Aang Harness the elements and transform Avatar Aang into Aang, Master of Elements
Beyond the collection support, Spellweave also does a lot more actual deck optimization than most Commander tools
They provide not only a tangible reward to the player running primarily Mountains but punish the numerous multi-color value piles that seem more and more prominent