The life-loss on Feed the Swarm is tacked on to demonstrate black's position as the tertiary enchantment removal color, behind the undisputed champions of Disenchants: white and green
Once you cast it, the game might as well be over
4 | Zirda, The Dawnwaker $0.50 Mana Value: 1R/WR/W Rarity: Rare Stats: 3/3 Card Text: Companion Each permanent card in your starting deck has an activated ability
The Phyrexian War Beasts, despite causing havoc, ended up inspiring the Soldevi Steam Beasts created by Arcum Dagsson of the city of Soldev
Rosa is basically a 3/4 lifelink immediately if you want to go that direction, and gets bigger and lifelink-ier every turn
Spend this mana only to cast a warrior, wizard, or rogue creature spell