Maths is tough, and the is something that many High School Maths teachers haven't even heard of
Once per turn, during either player's turn: You can send 1 Tuner monster from your hand to the Graveyard , then target 1 face-up monster your opponent controls
Once per turn, when a monster declares an attack: Activate this effect
But what this duel does is far more important
View as Gallery View as List Animadorned Archosaur X LIGHT Level 1 [ DinosaurEffect ] ATK 0 DEF 0 If this card is Normal or Special Summoned: You can destroy 1 Dinosaur monster in your hand or face-up field, except "Animadorned Archosaur", then add 1 Reptile, Sea Serpent, or Winged Beast monster with the same original Level as that destroyed monster, OR 1 "Evolution Pill" Spell, from your Deck to your hand