Thestalos the Firestorm Monarch is a Common Effect Monster card from Yu-Gi-Oh! (Emperor of Darkness Structure Deck, SR01). Current market price: $0.65.
Common
Emperor of Darkness Structure Deck (SR01)
Card Text
If this card is Tribute Summoned: Discard 1 random card from your opponent's hand, then, if it was a Monster Card, inflict damage to your opponent equal to its original Level x 100.
