Previewed here:
Approximate translation thanks to people on this Reddit post.
Approximate translation:
Wind-shaping Planetar
Creature -- Angel (rare)
Flash
Flying
When ~ enters the battlefield during the declare attackers step, for each attacking creature, you may reselect which player or planeswalker that creature is attacking.
4/4
So, it has Portal Mage's ability, except it does it for every attacking creature, rather than just for one.
[CLB] "Wind-shaping Planetar" (angel with mass Portal Mage ability)
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Oh, I really really hope this card ends someone on the Pre-Prerelease stream LRR does. Just to have someone swing with everything, in response flash this in, actually you are going to kill the player to my right instead of me.