If you are capable of healing your cards, through items, actions, or character abilities, and Beast, Tragic Hero has damage on them at the start of your turn, you can let them attack and then heal them, allowing you to still benefit from the increased strength but keeping them healthy enough to stick around
I got back into the hobby around Hidden Fates release, so the cards from that set and Cosmic Eclipse are my favorites
There are then standard border versions for all participants, still with the alternate art
We've snagged PSA 10s at auction for well below what they'd cost on Misprint or TCGPlayer
While all Eternal formats are Constructed, not every Constructed format is Eternal
You don't have to pay the mana cost if a spell or ability lets you put Glade of the Pump Spells onto the battlefield, such as with the activated ability of Elvish Reclaimer