Thestalos the Mega Monarch [GFTP-EN082] Ultra Rare SWSH078 this card gains 300 ATK

this card gains 300 ATK until your opponent's next End Phase

Set: Absolute Powerforce Card type: Synchro/Effect Monster Rarity: Ultimate Rare Attack: 3000 Defense: 2800 "Fire Ant Ascator" + 1 or more non-Tuner monsters If this card is destroyed by battle and sent to the Graveyard: Destroy the monster that destroyed this card

This damage begins at 200 and is doubled during each of your following Standby Phases

Set: EX: Dragon Frontiers Type: Psychic Rarity: Rare Retreat cost: Colorless

you can either: Target 1 face-up Xyz Monster you control

Thestalos the Mega Monarch [GFTP-EN082] Ultra Rare SWSH078 this card gains 300 ATKSet: Ghosts from the Past Card type: Effect Monster Rarity: Ultra Rare Attack: 2800 Defense: 1000 You can Tribute Summon this card by Tributing 1 Tribute Summoned monster. If this card is Tribute Summoned: Look at your opponent's hand and discard 1 card from their hand, then, if it was a Monster Card, inflict damage to your opponent equal to its original Level x 200. If this card was Tribute Summoned by Tributing a FIRE monster, add this additional