By paying (7)(R)(R) to activate Encore from your graveyard, you create a token copy of Impulsivity for each opponent you have
is not just an anti-Nibiru tool
This is so easy to accomplish for so many decks, it literally needs one normal summon and one special summon
Also, signature monsters like "Dark Magician" and "Blue-Eyes White Dragon" make their appearance with dynamic visuals
On the other hand, and perhaps this was hinted at in my initial post, it is harder to draft slow decks, since there aren't really any obvious 'this goes in defensive decks'-cards, as virtually every tool can be used in an aggressive manner (like real tools!)
The removal of this strategy has led to the increased importance of item cards within the Pokmon TCG