mtg eternal might commander deck - Aetherdrift Wizards of The Coast Magic:

Cathedral of War is a land with exalted, and Sublime Archangel gives each of your creatures exalted, even if they already have the abilityand each instance works independently

If you ask me, the "floor" on this is good and the "ceiling" (while unrealistic) is "win the game." 15

This 4/4 has all of the keywords

By evoking a high-cost Elemental early and keeping it on the board with protection spells, you can cast Sunderflock as early as turn three for just a couple of mana

Most are elegant remixes of traditional MtG functions, like Tiered instant spells that allow players to choose higher costs for more powerful flavours of magic (eg