There might be a Standard brew that uses Dark Confidant to turbo transform it into Cecil, Redeemed Paladin, and it could be efficient enough for Modern in a deck reminiscent of Death's Shadow lists
I don't mean to be rude, I completely missed this one for far too long
(Artifacts, legendaries, and Sagas are historic.) Equipped creature gets +10/+0 and has vigilance.Equip legendary creature Set Number 72 Language Espaol Legal Formats Commander, Legacy, Modern, Vintage Not Legal Formats Alchemy, Brawl, Competitive Brawl, Historic, Pauper, Pioneer, Standard, Timeless Rulings (7/5/2024) Excalibur's mana value doesn't change no matter what the total mana value of historic permanents you control is
Of course Spawnsire of Ulamog has a more real upper limitation in Constructed formats where youre limited by the number of cards in your sideboard, but either way pressing the big shiny button with a 20 on it should win you the game on the spot