If I play Summon: Bahamut, and you Tidebind the chapter's trigger on the stack, you not only counter the trigger, but also remove all of Summon: Bahamuts abilities, including the chapter abilities
Hard to say that it won't be played, though finding the spots for it will be the main hurdle in its inclusion
Making it even better, Morph is only classified as a Rare card, so players will have a better chance of having multiples in their deck
Of course, in Vintage, Darksteel Colossus was a game-changer, with a little bit of Sundering Titan for good measure
Each card like this will have an ink cost , which is how much ink a player will have to use - or exert - in order to use that card's ability