At 1000bb the small blind tightens back toward its 100bb shape — but suited. Out of position mega-deep, every marginal open is a future crisis.
Only hands that can make the nuts — or fold without regret — belong in the range. Offsuit big cards win small pots and lose enormous ones.
Folded to you in the small blind: raise or fold. Completing invites the big blind to realize equity for free with position — a habit that gets expensive as stacks deepen.
Assumes a live-standard open to ~4bb, raise-or-fold. In straddled games, halve your effective big blinds and read the chart at that depth.