Commander Jetmir, Nexus of Revels Creatures you control get +1/+0 and have vigilance as long as you control three or more creatures
The helm itself is not an enchantment, which makes Ethereal Armor superior the first time a creature is equipped/enchanted, but Helm more than makes up for that with resiliency and flexibility
1 Oriq Loremage
Her plus-one creates a 1/1 Red monk token with Prowess, a mechanic from Kans of Tarkir that has a creature gain +1/+1 until the end of the turn whenever a non-creature spell is cast by its controller
Artist Raoul Vitale Set DGM - Dragon's Maze Number 141 Language English printings (1) view DGM #141 Legal Formats Commander, Legacy, Modern, Pauper, Pioneer, Vintage Not Legal Formats Alchemy, Brawl, Competitive Brawl, Historic, Standard, Timeless
One card I havent mentioned, but like my colleague Alex Santa Maria did, Id like to point to No One Left Behind and how it works very well with the prototype creatures