Zell is an easy add to both of those decks and, honestly, any red deck running a decent package of utility lands
Thieving Skydiver Thieving Skydiver ($0.91) is so close to our $1 cut-off, but hear me out
Despite that, Terminate has seen far less play than you would have expected it to, and the reason for that is that its positioning turns out to be awkward
Then I'll turn to sideboard cards and maindeck cards, before looking at some deck choices for Abzan-heavy metagames (spoiler alert: the best way to beat Abzan isn't with cards, it's with decks)
The cost reduction can apply to alternative costs such as flashback costs
A Tempting Offer The fourth ability of The Ring can help close games, but your other creatures are often better for that