Ugin, the Spirit Dragon is a card that could very easily have made it onto this list, but has been pushed out of the format by Emergent Ultimatum
For example, a Misty Rainforest can search for a Forest or Island, which means it can grab a basic land with one of those types, but it can also find non-basic lands like Breeding Pool, Underground Sea, or even Ketria Triome because those cards carry the relevant land subtypes
The Movie to screen again in U.S
Commander is a popular Magic: The Gathering format where your legendary Commander leads a 99-card deck (no duplicates, except basic lands) in a multiplayer battle
Both can be brilliantly effective, particularly the latter when done with some of the versatile memes
However, despite appearing cuddly at first glance, it did what many players at the time were trying to accomplish