Rin and Seri, Inseparable (Extended Art) Finish:Nonfoil there is an additional combat

there is an additional combat phase followed by an additional main phase

Untap all artifacts you control during each other player's untap step

Sacrifice after IV

Put those land cards onto the battlefield tapped and the rest on the bottom of your library in a random order

Cast this spell only during combat on your turn

Rin and Seri, Inseparable (Extended Art) Finish:Nonfoil there is an additional combatWhenever you cast a Dog spell, create a 1 1 green Cat creature token. Whenever you cast a Cat spell, create a 1 1 white Dog creature token. {R}{G}{W}, {T}: Rin and Seri deals damage to any target equal to the number of Dogs you control. You gain life equal to the number of Cats you control.