It can't enter the battlefield attached to a nongreen creature, it can't be moved onto a nongreen creature, and if the creature it's attached to stops being green, the Aura is put into its owner's graveyard
I ended up getting a 42 one of these for my office and it stores my MTG collection plus my record collection pretty nicely
Which Charizard, and what else should you be looking to pull
The magic of Kaalia is that commanding dragons is just one of its part-time jobs, with angel commander and demon commander being the other two and nearly every Magic set features some new dragon, demon, or angel, so this amazing Mardu card always has fresh new toys to play with, and its just as threatening now as it was in the early days of EDH
What's great about this power in EDH is you can leave it up as protection for your own permanents against removal, while also threatening to nix the worst thing on the board
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