Not terribly strong as you bat commander but excellent in your 99, you really only need to empty one opponent's hand (find the aggressive player) and you'll be ready to return the Temple of the Dead flip land to the card drawing, token generating, life draining bat, and rule the table
And, much like the Lapras event, its bogged down by yet another bullshit in-game currency limiting how much you can play it, in the form of Event Stamina (Solo) hourglasses
The first thing you should purchase with your gems is the Gold Duel Pass for 600 gems
In the long run, this plan seem profitable, and doubly so if Secret Lairs continue to have the chance of opening a high-value promo like the stained-glass planeswalkers
To date, Arena of the Ancients has only been printed twice, firstly in 1994s Legends, then in 1995s Chronicles
I could see a situation where I wouldn't hate playing Honored Hierarch in my deck, but I'm not coming anywhere close to first picking it