Mermail Abyssnerei [MP18-EN118] Common Hobby League 7 You can only activate 1

You can only activate 1 "Uni-Song Tuning" per turn

Set: Structure Deck: Lord of the Storm Card type: Normal Trap Rarity: Common Destroy 1 Spell or Trap Card on your opponent's side of the field

Set: Legendary Collection 5D's Card type: Tuner/Effect Monster Rarity: Secret Rare Attack: 1000 Defense: 2000 When this card is Normal Summoned: You can target 1 monster with 500 or less ATK in your Graveyard

except "Infinitrack Trencher"

it is unaffected by the effects of other Spell/Trap Cards

Mermail Abyssnerei [MP18-EN118] Common Hobby League 7 You can only activate 1Set: 2018 Mega Tins Mega Pack Card type: Effect Monster Rarity: Common Attack: 1200 Defense: 2000 (Quick Effect): You can discard this card, then target 1 WATER monster you control; destroy 1 other WATER monster in your hand or field, and if you do, the targeted monster gains ATK DEF equal to the destroyed monster's original ATK DEF, until the end of this turn. If this card is sent from the field to the GY: You can draw 1 card, then discard 1 card.