mtg hunted cards or Hunter (Red) When Hunted Wumpus enters the battlefield Hunted Wumpus • The List

It's also a color combination strong in tutoring as well for powerful stuff

This is pretty reminiscent of the Coiling Oracle ability, though for permanents instead of just lands

As you can see, they have a trigger for casting and copying spells but it's just a pump of +1/+1 which won't be enough to kill

Wed have Black Cat, a Werewolf, a Ghost, Frankenstein's Monster, a Vampire Lord, a token Zombie, a token Mummy, a Witch (Id go for the triad of Bogbrew Witch, Festering Newt, and Bubbling Cauldron) and then mix them all together, capped with the obvious All Hallow's Eve and call it an article

If you don't control four or more artifacts at that time, the ability won't resolve and none of its effects will happen

The Gauntlet of Might is an artifact card that cost 4 colorless mana to cast