You aren't an aggro deck so, rather than just throwing a ton of 4/4's in the opponent's face, the tempo deck's concern is laying down select threats in the early to mid game and protecting/disrupting your way to victory
Other possible upgrades include things that trigger when you draw or discard a card, like Glint-Horn Buccaneer, Rielle, the Everwise, and Chasm Skulker
Erode makes that line a bit more of a reality
You just have to check your player inbox inside MTG Arena
With these cards, we can simply cast a Glorious End to make our opponent skip their turn and then, when it comes time to pay the price during our end step, counter or exile the "you lose the game trigger." Problem solved
TYPE Artifact ABILITY Imprint Whenever a nontoken creature dies, you may exile that card