There are many Lost Zone variants, but most of them focus on efficient one-Prize attackers (Sableye, Kyogre, Raikou)
Since every other card has been printed in the same rarity, you can assemble a matching set using cards from previous releases
If you control "Toon World": You can Special Summon this card from your hand, then, if you control another Toon monster, you can destroy 1 Spell/Trap your opponent controls
Cards like Timetwister, Bazaar of Baghdad, The Tabernacle At Pendrell Vale, and Mishra's Workshop all come to mind
These "No Rarity" cards are much more valuable, but none of them are as rare as this signed, holo, no-rarity Base Set Venusaur
The first means Dazzling or Shining among other uses (basically of a display of crossed torches), while the other refers to simmering, boiling or stir-frying something (Though Ive been told the second Kanji is apparently an ancient way of saying Mars as in the planet)