You are about to give them all the mana they need to cast whatever they have in their hand
I reread the card four times the first time I saw it just to make sure
Today, I'll start at the eleventh change
Brackets run from 1 (Exhibition) to 5 (cEDH), defined mainly by Game Changers, two-card infinite combos, and overall speed
This is especially true once you branch out to mana rocks and multicolor decks the best of two colors, especially if one of those colors is green, white, or red, is going to present ramp and acceleration options that will easily outshine most of blues incredibly shallow pool of generic playables
Even a light crease usually caps you at PSA 6 or below, no matter how perfect everything else looks