With Puresteel Paladin on the battlefield, you could play all your free equipment spells, draw cards each time, and finish the game with a giant [c]Grapeshot[/c]
Buff Ojer Axonil, or just stack up a board full of things like Impact Tremors, Cavalcade of Calamity and Purphoros God of the Forge and watch life totals melt
Also, for some ideas on cards, you can check out EDHREC, which is a database for deckbuilding
As he is a dork you can also soft lock people out of the game with cards like Waterfront Bouncer or get other utility from him that you cannot with many other good bounce effects
We eventually decided, in the spirit of collaboration and accuracy, we would just give them a "Qu" creature type and celebrate how wonderfully unique Quina is