Some equipment have both flash and an auto-equip ability: Embercleave, Mithril Coat, or Dueling Rapier can be played as instants and upon entering the battlefield you can directly attach them to one of your creatures
The rise of these more dedicated Monarch decks helped to push out Warriors more than Chaos and Tomato Control due to their focus on Tribute Summoning not synergizing with Warriors, meaning that Monarch decks often opted to not even use the smaller Warrior engines that other decks did
As one of the main mechanics of the set, it appeared on 35 cards, all of which had mana as the kicker cost
I saw this card and sort of laughed
Between this and Erika, grass types are about to get very annoying to bring down
Stumpsquall Hydra If your commander and deck care about +1/+1 counters then Stumpsquall Hydra is a solid inclusion