mtg card back proxy copy written or trademarked by WOTC are not used and any overlapping text or names are pure coincidence The Complete Guide to MTG

If Knight of Doves leaves the battlefield while it has an Aura you control attached to it or at the same time as another creature with an Aura you control attached to it, its ability won't trigger for those enchantments unless they were destroyed by the same effect that caused Knight of Doves to leave the battlefield

It also focuses on casting spells from exile and generating Treasure tokens, creating unique synergies and gameplay opportunities

That said, this is a powerful card and I think it will be played

Lurrus of the Dream-Den Lurrus of the Dream-Den makes for a restrictive companion but an intriguing commander