Blood Mefist [YCSW-EN004] Ultra Rare Metal[+40] You can only use each

You can only use each effect of "Unchained Twins - Aruha" once per turn

Set: EX: Holon Phantoms Type: Metal Rarity: Holo Rare Retreat cost: 0

"Frog" monsters

Set: Raging Battle Card type: Synchro/Effect Monster Rarity: Super Rare Attack: 2300 Defense: 1800 1 Tuner + 1 non-Tuner Level 3 monster When a face-up Level 3 or lower monster on the field is sent to the Graveyard

Blood Mefist [YCSW-EN004] Ultra Rare Metal[+40] You can only use eachSet: Yu Gi Oh! Championship Series Prize Cards Card type: Synchro Effect Monster Rarity: Ultra Rare Attack: 2800 Defense: 1300 1 Tuner + 1 or more non Tuner monsters Once per turn, during your opponent's Standby Phase: You can inflict 300 damage to your opponent for each card your opponent controls. Each time your opponent Sets a Spell or Trap Card(s): Inflict 300 damage to your opponent.