While you might not have a Halloween themed cube, there are plenty of Magic sets that lean into horror, thrills and general scary vibes
Also, hes simply a stellar addition to most Bant decks, I do highly recommend grabbing a copy of him if you like that particular color combo
The most difficult of these are Deep-Fiend chains as they involve mana and damage math on top of tutoring
Electros Bolt, featuring the iconic Spider-Man villain, and Spider-Islanders both have effects that allow players to cast them from the graveyard if they had been discarded during that turn
It also makes me want to rebuild my Isamaru, Hound of Konda deck
I won't go deep into this topic here because this is a deck tech not a format philosophy piece, but suffice to say I think it's Mono Red, especially when you're on a budget and don't have access to the top handful of staples like Dockside Extortionist, Underworld Breach, and Jeska's Will