Red decks need their removal to be able to go directly to the face, which is the one thing you cannot Terminate, and while being cheap is nice, the creatures you need Terminate for don't come out fast enough to reward you much for it being so cheap
Past that definition, subjectivity begins
Running Master Chef is a bit of a slow strategy for bulking your army to swing in for combat damage, but the buff can be expedited with supporting cards
But its not up for debate, really Phyrexian Unlife is one creepy artwork
2 Arthur - King Victorious 221/204, Steel The Sword in the Stone might focus more on Arthur's time with Merlin than on his reign as king, but the Disney Lorcana: Shimmering Skies card Arthur - King Victorious gives him the royal treatment
On creature-heavy decks you can run less creature removal while on creature-light decks you need more