That order matters because the return trigger resolves first, then the exile effects happen later with no matching return trigger
For more information on the mechanics of the set and where to find these cards, read our guide to Collecting Magic: The Gathering Foundations and our mechanics article
In Play boosters, a Through the Ages card can replace one of the commons
As you'd expect for one-off cards, Heroes of the Realm pieces are illegal in all formats, with the special exception of Commander
Be aware that as an ability cost means the ability cant be used on his first turn, as characters whose ink hasnt dried (their first turn played) cant exert
With [casthaven]Oloro, Ageless Ascetic[/casthaven] on the board, each creature you control gives you multikicker 1(w/b) draw a card, each opponent loses 2 life, you gain 1 life for each other player. Thats pretty damn cool, and unlike actual multikicker cards you dont have to choose to pay until after youve drawn your card