flavorText: Its hooves strike lightning and the thunder follows quickly after.
name: Thundermare
originalText: Thundermare is unaffected by summoning sickness.\nWhen Thundermare comes into play, tap all other 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