Thestalos the Firestorm Monarch (UTR) (RDS-EN021) - Rise of Destiny 1st Edition Condition:Lightly Played That monster's effect(s) is negated

That monster's effect(s) is negated

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both players reveal their Main Decks

You can only use each of these effects of "Yazi

Destroy all Defense Position monsters on your opponent's side of the field

Thestalos the Firestorm Monarch (UTR) (RDS-EN021) - Rise of Destiny 1st Edition Condition:Lightly Played That monster's effect(s) is negatedTypePyro Effect Monster AttributeFIRE Level Rank6 ATK DEF2400 1000 Card TextWhen this card is Tribute Summoned successfully, randomly discard 1 card from your opponent's hand to the Graveyard. If the discarded card was a Monster Card, inflict damage to your opponent's Life Points equal to the Level of the monster x 100 points.