Legendary announcer Bruce Buffer was front and center when the UFC made 12 Make-A-Wish dreams come true ... and he says it's a moment he'll remember for the rest of his life!!
Dana White and his org teamed up with the Make-A-Wish Foundation to grant 12 Las Vegas kids their biggest dreams on Monday -- from trips to Disneyland and Disney World to Europe and more!!
TMZ Sports spoke with "the Veteran Voice of the Octagon" -- who used his famous chops for the big reveal to the kids .