Originally released as a promotional item at the Van Gogh Museum in Amsterdam, Netherlands, the Pokemon card caused absolute pandemonium in the TCG community when it was offered as a promo card on the official Pokemon Center store
Hour of Devastation included new creatures with Exert, and while some of them followed the same attack trigger formula, the bonuses they received were smaller, like Khenra Scrapper: +2/+0 until end of turn. Additionally, a small number of creatures could exert as an additional cost of an activated ability, like Hope Tender: Untap two target lands. Hope Tender could provide extra mana, but only every other turn
Retrieved December 27, 2023
Yeah, this is pretty great
The new Delver version is temporarily named "Delver Lens N"