The obvious downside here is the mana value and the flow of games not leading to a solid creature base to be effective
Because even a graded 7 or graded 8 Shadowless Holo carries meaningful secondary market value
Generally, Dragons Rage Channeler[/card] is such a strong card because of the following 2 aspects: On the one side, its a 1 mana 3/3 flyer which gets to play an aggressive game plan for Rx tempo and midrange decks
If you try to attach the Aura Equipment to a creature it can't legally be attached to, it remains where it is
PlusPower has also been reduced by the new BW errata, however, it is still a viable card
2013-04-15 The top card of your library isn't in your hand, so you can't suspend it, cycle it, discard it, or activate any of its activated abilities