Grounded Parasite

When Grounded Parasite enters the battlefield,
target opponent reveals their hand. You choose a nonland card from it. That player discards
that card.
When Grounded Parasite dies, each opponent
draws a card, then you may sacrifice a creature, if
you do, return Grounded Parasite from your graveyard to the battlefield, it gains Haste, exile it
at the beginning of the next end step.