Sigiled Sword of Valeron

Text:

Equipped creature gets +2/+0, has vigilance, and is a Knight in addition to its other types.
Whenever equipped creature attacks, create a 2/2 white Knight creature token with vigilance that's attacking.
Equip

Rulings:

• 7/13/2018 You choose which player or planeswalker the token is attacking. It doesn’t have to be attacking the same player or planeswalker that the equipped creature is attacking.
• 7/13/2018 Although the token is attacking, it was never declared as an attacking creature (for the purposes of abilities that trigger whenever a creature attacks, for example).