amazon.com charizard pokemon card Rare 054/091 / Double Rare Card Type / HP / Stage Mega Charizard Pokemon Card

You can see my upgrade article for Reap the Tides here, and Kristen Gregorys article for Arm for Battle here for some inspiration

Lower mana cards that hit harder than you would expect for their value are ripe for banning in this format

Arceus AR2 is a Secret Holo card and belongs to Secret cards of Arceus series

Cube is a mostly unsanctioned format aside from the Magic Online Cube and various events like the Players Championship using the Magic Online Cube and sanctioning Cube through the WPN network (but even then, thats only really for casual Planeswalker Points)

Door of Destinies won't trigger on token humans, but ought to see enough castings to get a few charge counters and become a problem for my tablemates if it sticks around for a few turns