Before we get to the list, understand that I'll be focusing on Commander, so all-stars from other MTG formats like Uro, Titan of Nature's Wrath will only appear if they're applicable to EDH, and we're ignoring cards on the Commander banlist like Primeval Titan and Sundering Titan
A Bant 2/2 for three mana, Angus Mackenzie has an activated ability that allows it to tap, preventing all combat damage that would be dealt in a given turn at the cost of three mana
Up until now, weve had the classic enchantments, Vito, Thorn of the Dusk Rose, Defiant Bloodlord, Dina, Soul Steeper, Enduring Tenacity quite a few, really
Also, it's a reusable ability, giving it an advantage over a card like Culling the Weak
Fourth Place Archmages Charm Andrea Piemonti In modern, one of the most important things to evaluate instants or sorceries is their versatility
Another great option are cards like Force of Will or Force of Negation that give you alternate ways to pay for their mana cost without using mana