Cyber Jar [BP02-EN007] Mosaic Rare Yu-Gi-Oh! The Movie Promo Set you can equip a "Flint"

you can equip a "Flint" on the field to this card

and Set this card face-down again instead of sending it to the Graveyard

then send 1 "Witchcrafter" card from your hand to the GY

if you have a "Laval" monster in your Graveyard other than "Laval Volcano Handmaiden": You can send 1 "Laval" monster from your Deck to your Graveyard

Cyber Jar [BP02-EN007] Mosaic Rare Yu-Gi-Oh! The Movie Promo Set you can equip a "Flint"Set: Battle Pack 2: War of the Giants Card type: Effect Monster Rarity: Mosaic Rare Attack: 900 Defense: 900 FLIP: Destroy all monsters on the field, then both players reveal the top 5 cards from their Decks, then Special Summon all revealed Level 4 or lower monsters in face up Attack Position or face down Defense Position, also add any remaining cards to their hand. (If either player has less than 5 cards in their Deck, reveal as many as possible.)