black chocobo card mtg Traveling (black) | Extended Art Display Case for put a +1/+1 counter on this creature. Sazh's Chocobo

Interestingly, this is also a wonderful way to copy creature or sorcery spells if you can give them flash with cards like High Fae Trickster

This is an incredibly powerful deck the takes advantage of powerful rat creatures to flood the board with a massive army of these disruptive creatures, meanwhile interrupting your opponent with discard and removal effects

The Mending of Dominaria is a bit narrower than some other options on this list, though, which explains why its down at number 10

The Color Red in Ice Age: Big Creatures and the Stolen Land to Cast Them The color Red had some huge creature additions in Ice Age, Balduvian hydra, Chaos Lord, Goblin Mutant an an Orgg wannabe and Marton Stromgald, but it also added some powerful spells such as Battle Frenzy, Pyroclasm, Jokulhaups, Conquer, Game of Chaos, Dwarven Armory and Incinerate

These launch-weekend prices from May 8-9 are a baseline, not a current quote

If you ask me, that's too much value assigned to uncommons and commons