I had great success with a Marowak EX deck, which was heavily chance-based (Marowak does massive damage or no damage, based entirely on two coin tosses), but can be set up super fast, allowing you to get in there and, with a bit of luck, wipe out a powerful EX card of your opponents before they can properly set up
Marketplace TCGplayer Sets Marketplace Cardmarket Sets Market Trend Price History Deck Usage & Meta Stats Public deck and tournament usage for The Grave of Enkindling
SR Super Rare UR Ultra Rare SE Secret Rare UL Ultimate Rare PS Platinum Secret Rare CR COLLECTOR'S RARE QCSE Quarter Century Secret Rare Pre-Preparation of Rites X SPELL Add 1 Ritual Spell from your Deck to your hand, and add 1 Ritual Monster from your Deck or GY to your hand whose name is mentioned on that Ritual Spell
Even a 5x multiplier on a $10 card produces a $50 PSA 10, which is break-even at best before factoring in rejection risk
These decks may provide a few valuable cards here and there, but it's usually a better idea to just buy those as singles than to buy the deck