2024-02-02 If the top card of your library changes while you're casting a spell, playing a land, or activating an ability, you can't look at the new top card until you finish doing so
You can't self-exile, and you need five targets, it doesn't say, "up to five." But you should be able to at least recur it once, if not more, over the course of the game
Were there ever instances where design necessities (draft slots, etc) forced you to push a character into a color or colors that didn't initially occur to you
My local gang loves their graveyards, so a little control is eminently reasonable
A Tundra is always able to tap for either or instead of you needing to choose one color as you play a Hengegate Pathway / Mistgate Pathway