We already play Firebrand Archer in EDH decks that buff damage, and some of those commanders are in Standard, like Ojer Axonil, Deepest Might / Temple of Power, Ob Nixilis, Captive Kingpin, Urabrask / The Great Work, Taii Wakeen, Perfect Shot, Judith, Carnage Connoisseur, and Imodane, the Pyrohammer
(A creature with thoughtweft has all printed keyword abilities of other creatures you control with thoughtweft.) Once Brigid has been blocked, increasing the blocking creature's power to 3 or greater won't cause Brigid to become unblocked
While red has no shortage of cards that temporarily increase a creature's power, it's difficult to play these cards in a deck that wants to focus on noncombat damage
N-DE is interesting, because your opponents are playing a dangerous game by attacking you unless theyre convinced they can end things
(2) Once per turn, if this card was Link Summoned by using Salamangreat Heatleo as a Link Material: You can target 1 face-up monster and 1 monster in your GY
We've thought about it, and the honest reason we haven't built it is that secure peer-to-peer trading requires solving the dual-escrow problem and every solution either adds enormous complexity or shifts risk to the platform