While many of these cards offer strong payoffs to decks designed to use them, many have a common flaw
Are we sure this is the right genre, though
Library ninjutsu is a variant of ninjutsu that can be activated only from your library
Winter, Cynical Opportunist is an odd take on delirium, in that it wants to exile cards with four or more types from your graveyard, and in exchange you can put one of them onto the battlefield for free
(If a creature with a finality counter on it would die, exile it instead.) 2/2 Being able to grab only 1 power or toughness creature back from the graveyard might seem only okay at first, until a quick Scryfall search shows just how many options are really available with this low bar to clear
At the very least, dropping Hawkeyes Bow on turn one and Seeker of Skybreak on turn two sets up a turn-three kill