Right Arm of the Forbidden One [MP24-EN004] Quarter Century Secret Rare Abyss Rising you can discard 1 Fiend-Type

you can discard 1 Fiend-Type monster to draw 1 card

Set: Rise of Destiny Card type: Normal Spell Rarity: Ultimate Rare Select 1 Machine-Type monster with an ATK of 500 or less on your side of the field and activate this card

This is the Trials of the Pharaoh - Match of the Millennium & Twisted Nightmares promotional card

Set: Duel Terminal 1 Card type: Normal Spell Rarity: Common Attack: 0 Defense: 0 Destroy and remove it from play 1 face-down Spell or Trap Card

then calculate damage

Right Arm of the Forbidden One [MP24-EN004] Quarter Century Secret Rare Abyss Rising you can discard 1 Fiend-TypeSet: 25th Anniversary Tin: Dueling Mirrors Card type: Normal Monster Rarity: Quarter Century Secret Rare Attack: 200 Defense: 300 A forbidden right arm sealed by magic. Whosoever breaks this seal will know infinite power.