Hell, even looking at Teysa, Id clarify her as way more of a lifedrain deck a burn deck than anything else, as her typical play pattern is to double life manipulation triggers
Thunderclap Drake makes casting your spells easier by reducing your instant and sorcery spells by one generic mana, while also giving you a chance to copy it a ton of times, depending on how often youve cast your commander.
Manaweft Sliver and Gemhide Sliver allow all your other slivers to tap for mana, too
Im sure that I missed some of the cards that youre most excited about, but I hope that you found my list intriguing
But where Logic Knot is mostly indistinguishable from Counterspell in play, Remand boldly includes a significant drawback: what if your counterspell only delayed their play instead of defeating it permanently
Banishing items can help you deal damage or draw cards, plus it can be used to reduce the cost or increase the challenge strength of your most important cards