pokemon cards double pack TCG: Enhanced 2 Blister In this collection Pokemon Mega Evolution Ascended Heroes

The thing that pushes this to a level above cards like Impulse for me is that you can put things back into your deck and that is something not many cards in magic allow for, certainly not in such a cheap and painless way as this (except of course Brainstorm...)

However, there are still several different ways you can choose your Commander in the first place, and the type of deck you create

Finally, if theres something you want for personal use, Id tell you to go ahead and get it

Grab them

Honorable Mention #2 (#12 Overall) - Acolyte of Bahamut If you control your Commander, your first Dragon spell each turn will be two generic mana fewer