Heads Up was a positive enchantment while Tailspin was negative
It also gives all land cards in your graveyard dredge 2 so instead of drawing, you can return a land from your graveyard to your hand and mill two cards, keeping lands flowing back into play
However, I would be unlikely to keep it if its just an Archon of Cruelty unless you know the matchup
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However, with Obeka, Splitter of Seconds, you can accelerate your suspend cards as you take additional upkeeps
Thankfully, her flipside, The Omenkeel, helps out with that
