How to Find Rarity on Old MTG Cards (Pre-1998) Cards from Alpha, Beta, Unlimited, Arabian Nights, Antiquities, and most sets through early 1998 were printed before Wizards of the Coast introduced the rarity symbol system, so that a standard MTG rarity guide wont help
Currently, only two cards have managed to make it past the $100 value, and they are both Greninja ex cards
This deals 100 HP of damage for the cost of 1 Water and 2 Colorless Energy, but if you also choose shuffle 3 Energy cards attached to this Pokemon back into your deck at the same time, you can deal 120 HP of damage to one of your opponents Benched Pokemon too
Encountering these effects in cube is rare and as a four mana Dissipate the Mindbreak Trap is far too costly making it a sideboard card which to my mind is not a good use of cube slots
But the flavour text paints a different picture, where the royal mage Gustha was hit so hard in the head that she actually gained some clarity to know what to do and win the combat
Except for the listed exceptions, the token copies exactly what was printed on the original creature and nothing else (unless that permanent is itself copying something else