Soul Partition
Instant
Exile target nonland permanent. For as long as that card remains exiled, its owner may play it. A spell cast by an opponent this way costs 
more to cast.
Kekai Kotaki
The Brothers' War (BRO)
• #307Rulings
Playing the exiled card follows all normal timing rules for a card of that type, and its owner must pay all costs (including the additional {2} if applicable) to cast it this way.
(wotc • 2022-10-14)
Rulings
Playing the exiled card follows all normal timing rules for a card of that type, and its owner must pay all costs (including the additional {2} if applicable) to cast it this way.
(wotc • 2022-10-14)