Maze of Millennia

(This card is always treated as a "Battlin' Boxing" card.)
Special Summon 1 "Battlin' Boxer" monster from your hand, then you can destroy Spells/Traps on the field, up to the number of Xyz Monsters you control. You can only activate 1 "Ring Announcer" per turn.

Ring Announcer

Legendary Duelists: Soulburning Volcano

When your opponent activates a monster effect: Destroy 1 "Battlin' Boxer" or "Number" Xyz Monster you control, and if you do, negate the activation, and if you do that, destroy that monster, then you can apply the following effect.
● Special Summon 1 "Battlin' Boxer" Xyz Monster from your Extra Deck with a different name than the first monster, and if you do, attach this card to it as material.
You can only activate 1 "Battlin' Boxing Cross Counter" per turn.