You dont even have to lean into it with mill or anything
[spoiler=Explanation]Test Tiger has evolved to become the new playmaker for the GBs
The card is essentially the poster child for Modern Horizons power creep, pushing the envelope on what a one-drop can do off the deep end
Marketplace TCGplayer Sets Marketplace Cardmarket Sets Market Trend Price History Deck Usage & Meta Stats Public deck and tournament usage for Valkyrion the Magna Warrior
So, this card goes some way to allowing you to survive your opponent's turn and possibly giving you more disruption options if you manage to couple the new Core you just got with something like a Torrential Tribute or Mektimed Blast (which I hate so much because it's technically not a "Meklord" card and, thus, not searchable by Meklord Selection)
Once per turn, when an attack is declared involving your "Battlin' Boxer" monster and an opponent's monster: You can send 1 "Battlin' Boxer" monster from your hand or Deck to the GY, and if you do, attach that opponent's monster to this card as material
