When it dies or is exiled, return it to the battlefield tapped.) Aang, at the Crossroads's delayed triggered ability triggers at the beginning of the next upkeep regardless of whose turn it is
1 O-Kagachi, Vengeful Kami
These are words we are used to putting together in English, and I bet there are a ton of phrases written down somewhere at WOTC in an Excel sheet for potential future split card names, like Thunder and Lightning, Rock and Roll or maybe even Fast and Furious
Any "as [this permanent enters" or "[this permanent] enters with" abilities of the chosen permanent will also work
Furthermore, Agent of Treachery's second ability allows you to draw three cards and the beginning of your end step if you control three permanents you don't own
I expect that, most of the time, The Thirteenth Doctor will pick a Doctors companion with red in the color identity to unlock the various red draw into exile cards like Reckless Impulse