bloomburrow mtg commander decks Magic: the Gathering From the Commander 2016 set. Magic the Gathering: Bloomburrow Peace

The chimeras on the other hand are all 4-mana 2/2 artifact creatures with one of four evergreen abilities: first strike, trample, flying, and un-keyworded vigilance

Itll enable Piru, the Volatile to reach past that initial 7 damage, for instance

Borderless Step and Compleat: $40 to $48 Oil Slick foil: $50 to $60 Prerelease foil: $40 Foil: $28 to $32 Showcase: $28 Regular: $27 to $28 Sword of Forge and Frontier Filling in the ninth slot in the Mirrodin Sword cycle is Sword of Forge and Frontier

This means it cant be hit by cascade spells like Shardless Agent or Violent Outburst, and so provides excellent cheap interaction for these decks