yugioh structure decks slifer Yu-Gi-Oh! TCG: Egyptian God Deck Obelisk the Tormentor Yu-Gi-Oh! Egyptian God Slifer the

I would much rather try and get my value in tempo positive ways or in bigger chunks later down the line

Most Counter Trap Cards have activation condition that only allow them to be activated in response to the activations of other cards or effects (usually to negate those activations/effects), although there are others that can be activated as Chain Link 1 if their activation condition is met, such as "Black Horn of Heaven", "Negate Attack", or "Parthian Shot"

It's a little weird to think about, but having access to efficient cards like Crux of Fate and The Ur-Dragon available since you make all of your slivers a dragon seems incredible

What about Entei & Raikou Legend

When Mystic Sanctuary enters the battlefield untapped, you may put target instant or sorcery card from your graveyard on top of your library.