If you replay him or bring him back, you can still play any of the cards Exiled
If a card isnt worded right, it can lead to problems in games where players dont know about the errata
Ardenn, Intrepid Archaeologist + Rograkh, Son of Rohgahh Rograkh, Son of Rohgahhs keyword soup makes it the perfect creature for Ardenn, Intrepid Archaeologist to slap a bunch of equipment and auras onto
[Blocker] (After your opponent declares an attack, you may rest this card to make it the new target of the attack.) Card Set(s) -WINGS OF THE CAPTAIN-[OP06] CARD VIEW OP06-068 | C | CHARACTER Vinsmoke Reiju Attribute Special Block icon 2 Type The Vinsmoke Family/GERMA 66 Effect [Activate: Main] DON
Most decks are not aggro however and then this is a do nothing that finds a bad card and as such is unlikely to be wanted main
This required a collection of various artifacts, Urza had collected including Karn