The ability only triggers once a turn, but it isnt limited to just your turns, so free spells like Snuff Out and Submerge are perfect to get the most from this cat
Actually, both are good
This means that the Background can have a different color identity from the legendary creature and you use the combined color identity of both the legendary creature card and the legendary Background card to determine what the other 98 cards in your Commander deck (or 58 cards in Commander draft) can be
Donato's rendition is found on all subsequent sets, with just a single outlier: a collector-themed release titled "From the Vault: Dragons. The From the Vault card was treated to new artwork, like most other cards from the collector-oriented sets, and illustrated by Justin Sweet
It's in the conversation for best colorless removal spell of all time, which is notable, although just how much that matters is up for debate
Ice Age tends to be quite good at showing icebergs and glaciers in the backgrounds of their art, but Blue cards are especially great at it