Rooting Moloch
Creature — Lizard
When this creature enters, exile target card with a cycling ability from your graveyard. Until the end of your next turn, you may play that card.
Cycling 
(, Discard this card: Draw a card.)
Their feeding habits leave them with gizzards full of tumbled gems.
Andrey Kuzinskiy
Rulings
You must follow the normal timing permissions and restrictions for the exiled card. If it’s a land, you can’t play it unless you have land plays available.
(wotc • 2020-04-17)
You’ll still pay all costs for a spell cast this way, including additional costs. You may also pay alternative costs if any are available.
(wotc • 2020-04-17)
Rooting Moloch gives you permission to play the card as a land or cast it as a spell. You can’t cycle the exiled card.
(wotc • 2020-04-17)
If you don’t play the exiled card, it remains exiled.
(wotc • 2020-04-17)
Rulings
You must follow the normal timing permissions and restrictions for the exiled card. If it’s a land, you can’t play it unless you have land plays available.
(wotc • 2020-04-17)
You’ll still pay all costs for a spell cast this way, including additional costs. You may also pay alternative costs if any are available.
(wotc • 2020-04-17)
Rooting Moloch gives you permission to play the card as a land or cast it as a spell. You can’t cycle the exiled card.
(wotc • 2020-04-17)
If you don’t play the exiled card, it remains exiled.
(wotc • 2020-04-17)