And in case you forgot, we typically get seven versions of every Standard rare / mythic as a baseline: a regular and a foil printing from boosters, an extended art and an extended art foil from Collector Boosters, a timestamped prerelease promo in foil, and a foil and a non-foil planeswalker stamped version from the Promo Packs
Not only that, but they also spread onto the competitive scene a few years back
The full set contains 63 cards plus 12 AR, 9 SR, 5 SAR and 3 UR cards (Total of 92 cards in the set)
Second, its Ryuno Glide doing 330 damage is pretty incredible a damage output high enough to KO any non-Mega Pokemon out there
Its as if the designers tried to say: Hey, if youre bad at deck-building, heres at least some extra health for you. A good deck utilizes mana very accurately, and you almost never should end up with excess mana, unless something totally unexpected happens