Null Elemental Blast Terrific against Omnath, Locus of Creation decks, Null Elemental Blast is awesome in Commander
Even better if they're playing an artifact or enchantment heavy deck
True Conviction Good Abilities, High Price True Conviction is a simple card with a simple effect that gives your creatures double strike and lifelink
Sure, it costs five mana and trades down with an Orcish Spy (which might sound like a joke, but as we continue our countdown, you'll see this actually was relevant back in 1995), but you could argue that Deadly Insect was the original Carnage Tyrant
In a blog, Mark Rosewater, lead designer on the game, said that it is counter-intuitive to have the Ring bring in-game positive effects, but it was the only way to get players to actually interact with it