Wattkeeper [STBL-EN074] Common Paparoni You may play it this

You may play it this combat chain

Set: Retro Pack 1 Card type: Normal Trap Rarity: Secret Rare Activate only by paying 1000 Life Points while there are 15 or more cards in your Graveyard

this card's ATK becomes 5000 during that damage calculation only

Set: Duel Terminal 4 Card type: Synchro/Effect Monster Rarity: Ultra Rare Attack: 2700 Defense: 2000 1 Tuner + 2 or more non-Tuner monsters When this card is Synchro Summoned

Wattkeeper [STBL-EN074] Common Paparoni You may play it thisSet: Starstrike Blast Card type: Normal Trap Rarity: Common Select 1 Level 4 or lower "Watt" monster in your Graveyard. Special Summon that monster from the Graveyard. Destroy it during the End Phase.