if youre looking for card advantage in a 5-color dragon deck, you could do worse than a 6/6 flier that draws extra cards
You can also divide up by rarity I tend to separate out the rares and mythic rares from the commons and uncommons, but I dont split otherwise
Each Myr you have that produces mana can produce mana twice in the same turn, so that allows for a lot of mana producing and color fixing
Burned : A Burned Pokmon takes damage between turns and cant attack until it recovers
8 Saskia The Unyielding Four-Color Synergies Saskia the Unyielding is an excellent option for a Human kindred commander for those who wish to have access to every color save for blue
#5 The Five Moxen Mox Sapphire, Mox Jet, Mox Ruby, Mox Pearl, and Mox Emerald are powerful reusable mana rocks, one for each color