While all of them were a considerable improvement from the original being, not all were as versatile to use as Saber Dragon
Additionally, both have useful GX attacks that can completely swing a game, or at least take a huge knockout
Dive Down is so much better at protecting your stuff than other options
Since its debut in the OCG, the Twins have unfortunately been quite lackluster, with major flaws in the design of the archetype
If, during a player's declare attackers step, a creature that player controls that's been goaded is tapped, is affected by a spell or ability that says it can't attack, or hasn't been under that player's control continuously since the turn began (and doesn't have haste), then it doesn't attack