yu gi oh rush duel deck Yu-Gi-Oh and traps that are optimized for the rush duel format Rush Duel | Yu-Gi-Oh! Wiki

You can banish any number of Dinosaur monsters from your GY, including this card

Especially as mentioned later, if you want to play around "Maxx "C""which you might anticipate due to lagbeing played immediately after Beyond the Pendulum when you cannot negate it with Ash Blossom, you might consider improvising a combo using only Electrumite without Beyond the Pendulum

Check all monsters on your opponent's side of the field, your opponent's hand, and all cards he/she draws (until the end of your opponent's 3rd turn after this card's activation), and destroy all monsters with an ATK of 1500 or less

Synthetic Seraphim X TRAP Continuous Each time a Counter Trap Card is activated, immediately after it resolves, Special Summon 1 "Synthetic Seraphim Token" (Fairy/LIGHT/Level 1/ATK 300/DEF 300)

Once on the field, it will negate your opponents monsters that are currently on the board