The only problem with that strategy, however, is the fact that Hyper Aggro dies pretty easily to steel decks, and theres plenty of steel going around
Turning Varina, Lich Queens discarding drawback into a benefit with Cryptcaller Chariot is superb
Autobot Ultra Magnus, Tactician allows you to potentially cheat in huge artifact creatures whenever you attack with it, so if you are a Timmy player and you like big splashy creatures/spells/plays/McSpicy, this Commander is going to be right up your alley
An extra turn might not seem that amazing considering you won't have much mana left the turn you cast this, but the real power is that it gives you the opportunity for all your other creatures and planeswalkers to provide extra value
You will lose some of the time to your own Excruciator this way, but you win much more often than not, which is what actually matters