In the Legend Anthology event, you can battle it out with your fellow Duelists using some of the most famous themes in Yu-Gi-Oh
Reverse World's Giratina also has a Will-O-Wisp attack that causes 60 damage with no additional effect
Furthermore, if it attacks, it has no weakness during the opponent's turn, which means that its 300 HP can be incredibly difficult for some decks to deal with
Heck, in my personal Set Booster box, the only Jurassic World cards I opened were two 3/3 Dinosaur tokens
How about infinite mana
(The whole thing is spelled out in my column Seeing the Forest for the Treefolk.) I had a Chameleon Colossus in play (the first ever, by the way, as Ramp;D was having fun previewing cards by playing them in the event) and due to circumstances found only in multiplayer free-for-all games, I had access to a lot of manaa lot of mana