white yugioh cards » Maiden of (Quarter Century Secret Rare) constructed deck featuring new support and strategies White Hole | Card Details

Jace is on 8 in my personal rankings but I can also see it a little better than that when evaluating it as one of the go to sideboard options in blue mirorrs

On a side note, having this in your Extra Monster Zone and Number 38: Hope Harbinger Dragon Titanic Galaxy in one of the two Monster Zones this card points to is really hard to break.

Flashback to the design of Innistrad

If you skew your deck towards creatures, cards that you want to run anyway -- like Vivien, Champion of the Wilds, Arlinn, the Pack's Hope, and Ranger Class, all top Werewolf support cards -- get even stronger

Bench-sniping attacks are usually quite weak, but since this one is a once-per-game GX attack, they went all out, making it one of the most powerful ever printed