name: Thundermare
originalText: Thundermare is unaffected by summoning sickness. \nWhen Thundermare comes into play from your hand, tap all other creatures. (This includes your creatures.)
printings: 9ED, POR, PSAL, WTH
text: Haste (This creature can attack and {T} as soon as it comes under your control.)\nWhen this creature enters, tap all other creatures.
type: Creature — Elemental Horse